ShellCheck - shell script analysis tool
version: 0.10.0
license: GNU General Public License, version 3
website: https://www.shellcheck.net
Redirect to /tmp/tmp.RCTinha7ay and /tmp/tmp.Smkj5GzyWZ
Tree base:
e96755ab90af ("bridge: Redirect to backup port when port is administratively down")
Now at:
4d6bf16c5daa ("selftests: net: Test bridge backup port when port is administratively down")
 ====== Checking before the patch ======
Checking tools/testing/selftests/net/test_bridge_backup_port.sh - f8aac16043fa06b83d41dec2470aec64b4e72e9b40a145d18221c7ff0a2f17ff


In test_bridge_backup_port.sh line 63:
	if [ ${rc} -eq ${expected} ]; then
             ^---^ SC2086 (info): Double quote to prevent globbing and word splitting.
                       ^---------^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	if [ "${rc}" -eq "${expected}" ]; then


In test_bridge_backup_port.sh line 77:
			read a
                        ^--^ SC2162 (info): read without -r will mangle backslashes.


In test_bridge_backup_port.sh line 85:
		read a
                ^--^ SC2162 (info): read without -r will mangle backslashes.


In test_bridge_backup_port.sh line 99:
		printf "COMMAND: $cmd\n"
                       ^---------------^ SC2059 (info): Don't use variables in the printf format string. Use printf '..%s..' "$foo".


In test_bridge_backup_port.sh line 103:
	out=$(eval $cmd $stderr)
                   ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.
                        ^-----^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	out=$(eval "$cmd" "$stderr")


In test_bridge_backup_port.sh line 105:
	if [ "$VERBOSE" = "1" -a -n "$out" ]; then
                              ^-- SC2166 (warning): Prefer [ p ] && [ q ] as [ p -a q ] is not well defined.


In test_bridge_backup_port.sh line 109:
	return $rc
               ^-^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	return "$rc"


In test_bridge_backup_port.sh line 121:
	pkts=$(tc -n $ns -j -s filter show $id \
                     ^-^ SC2086 (info): Double quote to prevent globbing and word splitting.
                                           ^-^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	pkts=$(tc -n "$ns" -j -s filter show "$id" \


In test_bridge_backup_port.sh line 124:
	[[ $pkts == $count ]]
                    ^----^ SC2053 (warning): Quote the right-hand side of == in [[ ]] to prevent glob matching.


In test_bridge_backup_port.sh line 133:
	bridge -n $ns -d -j link show dev $dev | \
                  ^-^ SC2086 (info): Double quote to prevent globbing and word splitting.
                                          ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	bridge -n "$ns" -d -j link show dev "$dev" | \


In test_bridge_backup_port.sh line 144:
	ip netns exec $ns sysctl -qw net.ipv6.conf.all.keep_addr_on_down=1
                      ^-^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	ip netns exec "$ns" sysctl -qw net.ipv6.conf.all.keep_addr_on_down=1


In test_bridge_backup_port.sh line 145:
	ip netns exec $ns sysctl -qw net.ipv6.conf.default.ignore_routes_with_linkdown=1
                      ^-^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	ip netns exec "$ns" sysctl -qw net.ipv6.conf.default.ignore_routes_with_linkdown=1


In test_bridge_backup_port.sh line 146:
	ip netns exec $ns sysctl -qw net.ipv6.conf.all.accept_dad=0
                      ^-^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	ip netns exec "$ns" sysctl -qw net.ipv6.conf.all.accept_dad=0


In test_bridge_backup_port.sh line 147:
	ip netns exec $ns sysctl -qw net.ipv6.conf.default.accept_dad=0
                      ^-^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	ip netns exec "$ns" sysctl -qw net.ipv6.conf.default.accept_dad=0


In test_bridge_backup_port.sh line 155:
	for ns in $sw1 $sw2; do
                  ^--^ SC2154 (warning): sw1 is referenced but not assigned.
                       ^--^ SC2154 (warning): sw2 is referenced but not assigned.


In test_bridge_backup_port.sh line 156:
		setup_topo_ns $ns
                              ^-^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
		setup_topo_ns "$ns"


In test_bridge_backup_port.sh line 160:
	ip link set dev veth0 netns $sw1 name veth0
                                    ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	ip link set dev veth0 netns "$sw1" name veth0


In test_bridge_backup_port.sh line 161:
	ip link set dev veth1 netns $sw2 name veth0
                                    ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	ip link set dev veth1 netns "$sw2" name veth0


In test_bridge_backup_port.sh line 173:
	ip -n $ns address add $local_addr/32 dev lo
              ^-^ SC2086 (info): Double quote to prevent globbing and word splitting.
                              ^---------^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	ip -n "$ns" address add "$local_addr"/32 dev lo


In test_bridge_backup_port.sh line 175:
	ip -n $ns link set dev veth0 up
              ^-^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	ip -n "$ns" link set dev veth0 up


In test_bridge_backup_port.sh line 176:
	ip -n $ns address add $veth_addr/28 dev veth0
              ^-^ SC2086 (info): Double quote to prevent globbing and word splitting.
                              ^--------^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	ip -n "$ns" address add "$veth_addr"/28 dev veth0


In test_bridge_backup_port.sh line 177:
	ip -n $ns route add default via $gw_addr
              ^-^ SC2086 (info): Double quote to prevent globbing and word splitting.
                                        ^------^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	ip -n "$ns" route add default via "$gw_addr"


In test_bridge_backup_port.sh line 179:
	ip -n $ns link add name br0 up type bridge vlan_filtering 1 \
              ^-^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	ip -n "$ns" link add name br0 up type bridge vlan_filtering 1 \


In test_bridge_backup_port.sh line 182:
	ip -n $ns link add link br0 name br0.10 up type vlan id 10
              ^-^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	ip -n "$ns" link add link br0 name br0.10 up type vlan id 10


In test_bridge_backup_port.sh line 183:
	bridge -n $ns vlan add vid 10 dev br0 self
                  ^-^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	bridge -n "$ns" vlan add vid 10 dev br0 self


In test_bridge_backup_port.sh line 184:
	ip -n $ns address add $br_addr/28 dev br0.10
              ^-^ SC2086 (info): Double quote to prevent globbing and word splitting.
                              ^------^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	ip -n "$ns" address add "$br_addr"/28 dev br0.10


In test_bridge_backup_port.sh line 186:
	ip -n $ns link add name swp1 up type dummy
              ^-^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	ip -n "$ns" link add name swp1 up type dummy


In test_bridge_backup_port.sh line 187:
	ip -n $ns link set dev swp1 master br0
              ^-^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	ip -n "$ns" link set dev swp1 master br0


In test_bridge_backup_port.sh line 188:
	bridge -n $ns vlan add vid 10 dev swp1 untagged
                  ^-^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	bridge -n "$ns" vlan add vid 10 dev swp1 untagged


In test_bridge_backup_port.sh line 190:
	ip -n $ns link add name vx0 up master br0 type vxlan \
              ^-^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	ip -n "$ns" link add name vx0 up master br0 type vxlan \


In test_bridge_backup_port.sh line 191:
		local $local_addr dstport 4789 nolearning external
                      ^---------^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
		local "$local_addr" dstport 4789 nolearning external


In test_bridge_backup_port.sh line 192:
	bridge -n $ns link set dev vx0 vlan_tunnel on learning off
                  ^-^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	bridge -n "$ns" link set dev vx0 vlan_tunnel on learning off


In test_bridge_backup_port.sh line 194:
	bridge -n $ns vlan add vid 10 dev vx0
                  ^-^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	bridge -n "$ns" vlan add vid 10 dev vx0


In test_bridge_backup_port.sh line 195:
	bridge -n $ns vlan add vid 10 dev vx0 tunnel_info id 10010
                  ^-^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	bridge -n "$ns" vlan add vid 10 dev vx0 tunnel_info id 10010


In test_bridge_backup_port.sh line 207:
	setup_sw_common $ns $local_addr $remote_addr $veth_addr $gw_addr \
                        ^-^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	setup_sw_common "$ns" $local_addr $remote_addr $veth_addr $gw_addr \


In test_bridge_backup_port.sh line 220:
	setup_sw_common $ns $local_addr $remote_addr $veth_addr $gw_addr \
                        ^-^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	setup_sw_common "$ns" $local_addr $remote_addr $veth_addr $gw_addr \


In test_bridge_backup_port.sh line 239:
	cleanup_ns $sw1 $sw2
                   ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.
                        ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	cleanup_ns "$sw1" "$sw2"


In test_bridge_backup_port.sh line 266:
	tc_check_packets $sw1 "dev swp1 egress" 101 1
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev swp1 egress" 101 1


In test_bridge_backup_port.sh line 268:
	tc_check_packets $sw1 "dev vx0 egress" 101 0
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev vx0 egress" 101 0


In test_bridge_backup_port.sh line 272:
	busywait $BUSYWAIT_TIMEOUT bridge_link_check $sw1 swp1 disabled
                 ^---------------^ SC2086 (info): Double quote to prevent globbing and word splitting.
                                                     ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	busywait "$BUSYWAIT_TIMEOUT" bridge_link_check "$sw1" swp1 disabled


In test_bridge_backup_port.sh line 276:
	tc_check_packets $sw1 "dev swp1 egress" 101 1
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev swp1 egress" 101 1


In test_bridge_backup_port.sh line 278:
	tc_check_packets $sw1 "dev vx0 egress" 101 0
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev vx0 egress" 101 0


In test_bridge_backup_port.sh line 282:
	busywait $BUSYWAIT_TIMEOUT bridge_link_check $sw1 swp1 forwarding
                 ^---------------^ SC2086 (info): Double quote to prevent globbing and word splitting.
                                                     ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	busywait "$BUSYWAIT_TIMEOUT" bridge_link_check "$sw1" swp1 forwarding


In test_bridge_backup_port.sh line 293:
	tc_check_packets $sw1 "dev swp1 egress" 101 2
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev swp1 egress" 101 2


In test_bridge_backup_port.sh line 295:
	tc_check_packets $sw1 "dev vx0 egress" 101 0
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev vx0 egress" 101 0


In test_bridge_backup_port.sh line 299:
	busywait $BUSYWAIT_TIMEOUT bridge_link_check $sw1 swp1 disabled
                 ^---------------^ SC2086 (info): Double quote to prevent globbing and word splitting.
                                                     ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	busywait "$BUSYWAIT_TIMEOUT" bridge_link_check "$sw1" swp1 disabled


In test_bridge_backup_port.sh line 303:
	tc_check_packets $sw1 "dev swp1 egress" 101 2
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev swp1 egress" 101 2


In test_bridge_backup_port.sh line 305:
	tc_check_packets $sw1 "dev vx0 egress" 101 1
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev vx0 egress" 101 1


In test_bridge_backup_port.sh line 309:
	busywait $BUSYWAIT_TIMEOUT bridge_link_check $sw1 swp1 forwarding
                 ^---------------^ SC2086 (info): Double quote to prevent globbing and word splitting.
                                                     ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	busywait "$BUSYWAIT_TIMEOUT" bridge_link_check "$sw1" swp1 forwarding


In test_bridge_backup_port.sh line 313:
	tc_check_packets $sw1 "dev swp1 egress" 101 3
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev swp1 egress" 101 3


In test_bridge_backup_port.sh line 315:
	tc_check_packets $sw1 "dev vx0 egress" 101 1
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev vx0 egress" 101 1


In test_bridge_backup_port.sh line 325:
	tc_check_packets $sw1 "dev swp1 egress" 101 4
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev swp1 egress" 101 4


In test_bridge_backup_port.sh line 327:
	tc_check_packets $sw1 "dev vx0 egress" 101 1
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev vx0 egress" 101 1


In test_bridge_backup_port.sh line 331:
	busywait $BUSYWAIT_TIMEOUT bridge_link_check $sw1 swp1 disabled
                 ^---------------^ SC2086 (info): Double quote to prevent globbing and word splitting.
                                                     ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	busywait "$BUSYWAIT_TIMEOUT" bridge_link_check "$sw1" swp1 disabled


In test_bridge_backup_port.sh line 335:
	tc_check_packets $sw1 "dev swp1 egress" 101 4
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev swp1 egress" 101 4


In test_bridge_backup_port.sh line 337:
	tc_check_packets $sw1 "dev vx0 egress" 101 1
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev vx0 egress" 101 1


In test_bridge_backup_port.sh line 381:
	tc_check_packets $sw1 "dev swp1 egress" 101 1
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev swp1 egress" 101 1


In test_bridge_backup_port.sh line 383:
	tc_check_packets $sw1 "dev vx0 egress" 101 0
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev vx0 egress" 101 0


In test_bridge_backup_port.sh line 387:
	busywait $BUSYWAIT_TIMEOUT bridge_link_check $sw1 swp1 disabled
                 ^---------------^ SC2086 (info): Double quote to prevent globbing and word splitting.
                                                     ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	busywait "$BUSYWAIT_TIMEOUT" bridge_link_check "$sw1" swp1 disabled


In test_bridge_backup_port.sh line 391:
	tc_check_packets $sw1 "dev swp1 egress" 101 1
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev swp1 egress" 101 1


In test_bridge_backup_port.sh line 393:
	tc_check_packets $sw1 "dev vx0 egress" 101 1
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev vx0 egress" 101 1


In test_bridge_backup_port.sh line 395:
	tc_check_packets $sw2 "dev vx0 ingress" 101 0
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw2" "dev vx0 ingress" 101 0


In test_bridge_backup_port.sh line 397:
	tc_check_packets $sw2 "dev vx0 ingress" 102 1
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw2" "dev vx0 ingress" 102 1


In test_bridge_backup_port.sh line 401:
	busywait $BUSYWAIT_TIMEOUT bridge_link_check $sw1 swp1 forwarding
                 ^---------------^ SC2086 (info): Double quote to prevent globbing and word splitting.
                                                     ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	busywait "$BUSYWAIT_TIMEOUT" bridge_link_check "$sw1" swp1 forwarding


In test_bridge_backup_port.sh line 412:
	tc_check_packets $sw1 "dev swp1 egress" 101 2
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev swp1 egress" 101 2


In test_bridge_backup_port.sh line 414:
	tc_check_packets $sw1 "dev vx0 egress" 101 1
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev vx0 egress" 101 1


In test_bridge_backup_port.sh line 418:
	busywait $BUSYWAIT_TIMEOUT bridge_link_check $sw1 swp1 disabled
                 ^---------------^ SC2086 (info): Double quote to prevent globbing and word splitting.
                                                     ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	busywait "$BUSYWAIT_TIMEOUT" bridge_link_check "$sw1" swp1 disabled


In test_bridge_backup_port.sh line 422:
	tc_check_packets $sw1 "dev swp1 egress" 101 2
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev swp1 egress" 101 2


In test_bridge_backup_port.sh line 424:
	tc_check_packets $sw1 "dev vx0 egress" 101 2
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev vx0 egress" 101 2


In test_bridge_backup_port.sh line 426:
	tc_check_packets $sw2 "dev vx0 ingress" 101 1
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw2" "dev vx0 ingress" 101 1


In test_bridge_backup_port.sh line 428:
	tc_check_packets $sw2 "dev vx0 ingress" 102 1
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw2" "dev vx0 ingress" 102 1


In test_bridge_backup_port.sh line 432:
	busywait $BUSYWAIT_TIMEOUT bridge_link_check $sw1 swp1 forwarding
                 ^---------------^ SC2086 (info): Double quote to prevent globbing and word splitting.
                                                     ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	busywait "$BUSYWAIT_TIMEOUT" bridge_link_check "$sw1" swp1 forwarding


In test_bridge_backup_port.sh line 436:
	tc_check_packets $sw1 "dev swp1 egress" 101 3
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev swp1 egress" 101 3


In test_bridge_backup_port.sh line 438:
	tc_check_packets $sw1 "dev vx0 egress" 101 2
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev vx0 egress" 101 2


In test_bridge_backup_port.sh line 440:
	tc_check_packets $sw2 "dev vx0 ingress" 101 1
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw2" "dev vx0 ingress" 101 1


In test_bridge_backup_port.sh line 442:
	tc_check_packets $sw2 "dev vx0 ingress" 102 1
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw2" "dev vx0 ingress" 102 1


In test_bridge_backup_port.sh line 453:
	tc_check_packets $sw1 "dev swp1 egress" 101 4
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev swp1 egress" 101 4


In test_bridge_backup_port.sh line 455:
	tc_check_packets $sw1 "dev vx0 egress" 101 2
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev vx0 egress" 101 2


In test_bridge_backup_port.sh line 457:
	tc_check_packets $sw2 "dev vx0 ingress" 101 1
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw2" "dev vx0 ingress" 101 1


In test_bridge_backup_port.sh line 459:
	tc_check_packets $sw2 "dev vx0 ingress" 102 1
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw2" "dev vx0 ingress" 102 1


In test_bridge_backup_port.sh line 463:
	busywait $BUSYWAIT_TIMEOUT bridge_link_check $sw1 swp1 disabled
                 ^---------------^ SC2086 (info): Double quote to prevent globbing and word splitting.
                                                     ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	busywait "$BUSYWAIT_TIMEOUT" bridge_link_check "$sw1" swp1 disabled


In test_bridge_backup_port.sh line 467:
	tc_check_packets $sw1 "dev swp1 egress" 101 4
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev swp1 egress" 101 4


In test_bridge_backup_port.sh line 469:
	tc_check_packets $sw1 "dev vx0 egress" 101 3
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev vx0 egress" 101 3


In test_bridge_backup_port.sh line 471:
	tc_check_packets $sw2 "dev vx0 ingress" 101 1
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw2" "dev vx0 ingress" 101 1


In test_bridge_backup_port.sh line 473:
	tc_check_packets $sw2 "dev vx0 ingress" 102 2
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw2" "dev vx0 ingress" 102 2


In test_bridge_backup_port.sh line 499:
	tx_drop=$(ip -n $sw1 -s -j link show dev vx0 | jq '.[]["stats64"]["tx"]["dropped"]')
                        ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tx_drop=$(ip -n "$sw1" -s -j link show dev vx0 | jq '.[]["stats64"]["tx"]["dropped"]')


In test_bridge_backup_port.sh line 520:
	busywait $BUSYWAIT_TIMEOUT bridge_link_check $sw1 swp1 disabled
                 ^---------------^ SC2086 (info): Double quote to prevent globbing and word splitting.
                                                     ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	busywait "$BUSYWAIT_TIMEOUT" bridge_link_check "$sw1" swp1 disabled


In test_bridge_backup_port.sh line 524:
	tc_check_packets $sw1 "dev swp1 egress" 101 0
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev swp1 egress" 101 0


In test_bridge_backup_port.sh line 526:
	tc_check_packets $sw1 "dev vx0 egress" 101 1
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev vx0 egress" 101 1


In test_bridge_backup_port.sh line 528:
	tc_check_packets $sw2 "dev vx0 ingress" 101 1
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw2" "dev vx0 ingress" 101 1


In test_bridge_backup_port.sh line 539:
	tc_check_packets $sw1 "dev swp1 egress" 101 0
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev swp1 egress" 101 0


In test_bridge_backup_port.sh line 541:
	tc_check_packets $sw1 "dev vx0 egress" 101 2
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev vx0 egress" 101 2


In test_bridge_backup_port.sh line 543:
	tc_check_packets $sw2 "dev vx0 ingress" 101 1
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw2" "dev vx0 ingress" 101 1


In test_bridge_backup_port.sh line 555:
	tc_check_packets $sw1 "dev swp1 egress" 101 0
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev swp1 egress" 101 0


In test_bridge_backup_port.sh line 557:
	tc_check_packets $sw1 "dev vx0 egress" 101 3
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev vx0 egress" 101 3


In test_bridge_backup_port.sh line 559:
	tc_check_packets $sw2 "dev vx0 ingress" 101 1
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw2" "dev vx0 ingress" 101 1


In test_bridge_backup_port.sh line 570:
	tc_check_packets $sw1 "dev swp1 egress" 101 0
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev swp1 egress" 101 0


In test_bridge_backup_port.sh line 572:
	tc_check_packets $sw1 "dev vx0 egress" 101 4
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev vx0 egress" 101 4


In test_bridge_backup_port.sh line 574:
	tc_check_packets $sw2 "dev vx0 ingress" 101 1
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw2" "dev vx0 ingress" 101 1


In test_bridge_backup_port.sh line 588:
	tc_check_packets $sw1 "dev swp1 egress" 101 0
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev swp1 egress" 101 0


In test_bridge_backup_port.sh line 590:
	tc_check_packets $sw1 "dev vx0 egress" 101 5
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev vx0 egress" 101 5


In test_bridge_backup_port.sh line 592:
	tc_check_packets $sw2 "dev vx0 ingress" 101 1
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw2" "dev vx0 ingress" 101 1


In test_bridge_backup_port.sh line 608:
	sw1_mac=$(ip -n $sw1 -j -p link show br0.10 | jq -r '.[]["address"]')
                        ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	sw1_mac=$(ip -n "$sw1" -j -p link show br0.10 | jq -r '.[]["address"]')


In test_bridge_backup_port.sh line 609:
	sw2_mac=$(ip -n $sw2 -j -p link show br0.10 | jq -r '.[]["address"]')
                        ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	sw2_mac=$(ip -n "$sw2" -j -p link show br0.10 | jq -r '.[]["address"]')


In test_bridge_backup_port.sh line 628:
	busywait $BUSYWAIT_TIMEOUT bridge_link_check $sw1 swp1 disabled
                 ^---------------^ SC2086 (info): Double quote to prevent globbing and word splitting.
                                                     ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	busywait "$BUSYWAIT_TIMEOUT" bridge_link_check "$sw1" swp1 disabled


In test_bridge_backup_port.sh line 630:
	busywait $BUSYWAIT_TIMEOUT bridge_link_check $sw2 swp1 disabled
                 ^---------------^ SC2086 (info): Double quote to prevent globbing and word splitting.
                                                     ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	busywait "$BUSYWAIT_TIMEOUT" bridge_link_check "$sw2" swp1 disabled


In test_bridge_backup_port.sh line 646:
		ip -n $sw1 nexthop del id 10
                      ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
		ip -n "$sw1" nexthop del id 10


In test_bridge_backup_port.sh line 647:
		ip -n $sw1 nexthop replace id 10 group 1/2 fdb
                      ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
		ip -n "$sw1" nexthop replace id 10 group 1/2 fdb


In test_bridge_backup_port.sh line 657:
	local pid3
              ^--^ SC2034 (warning): pid3 appears unused. Verify use (or export if used externally).


In test_bridge_backup_port.sh line 679:
	ip netns exec $sw1 mausezahn br0.10 -a $smac -b $dmac -A 198.51.100.1 -B 198.51.100.2 -t ip -p 100 -q -c 0 &
                      ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.
                                               ^---^ SC2086 (info): Double quote to prevent globbing and word splitting.
                                                        ^---^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	ip netns exec "$sw1" mausezahn br0.10 -a "$smac" -b "$dmac" -A 198.51.100.1 -B 198.51.100.2 -t ip -p 100 -q -c 0 &


In test_bridge_backup_port.sh line 683:
	kill -9 $pid1 $pid2
                ^---^ SC2086 (info): Double quote to prevent globbing and word splitting.
                      ^---^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	kill -9 "$pid1" "$pid2"


In test_bridge_backup_port.sh line 684:
	wait $pid1 $pid2 2>/dev/null
             ^---^ SC2086 (info): Double quote to prevent globbing and word splitting.
                   ^---^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	wait "$pid1" "$pid2" 2>/dev/null


In test_bridge_backup_port.sh line 716:
		v) VERBOSE=$(($VERBOSE + 1));;
                              ^------^ SC2004 (style): $/${} is unnecessary on arithmetic variables.


In test_bridge_backup_port.sh line 757:
if [ $? -ne 0 ]; then
     ^-- SC2181 (style): Check exit code directly with e.g. 'if ! mycmd;', not indirectly with $?.


In test_bridge_backup_port.sh line 771:
	printf "\nTests passed: %3d\n" ${nsuccess}
                                       ^---------^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	printf "\nTests passed: %3d\n" "${nsuccess}"


In test_bridge_backup_port.sh line 772:
	printf "Tests failed: %3d\n"   ${nfail}
                                       ^------^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	printf "Tests failed: %3d\n"   "${nfail}"

For more information:
  https://www.shellcheck.net/wiki/SC2034 -- pid3 appears unused. Verify use (...
  https://www.shellcheck.net/wiki/SC2053 -- Quote the right-hand side of == i...
  https://www.shellcheck.net/wiki/SC2154 -- sw1 is referenced but not assigned.

 ====== Checking the tree with the patch ======
Checking tools/testing/selftests/net/test_bridge_backup_port.sh - f8aac16043fa06b83d41dec2470aec64b4e72e9b40a145d18221c7ff0a2f17ff


In test_bridge_backup_port.sh line 63:
	if [ ${rc} -eq ${expected} ]; then
             ^---^ SC2086 (info): Double quote to prevent globbing and word splitting.
                       ^---------^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	if [ "${rc}" -eq "${expected}" ]; then


In test_bridge_backup_port.sh line 77:
			read a
                        ^--^ SC2162 (info): read without -r will mangle backslashes.


In test_bridge_backup_port.sh line 85:
		read a
                ^--^ SC2162 (info): read without -r will mangle backslashes.


In test_bridge_backup_port.sh line 99:
		printf "COMMAND: $cmd\n"
                       ^---------------^ SC2059 (info): Don't use variables in the printf format string. Use printf '..%s..' "$foo".


In test_bridge_backup_port.sh line 103:
	out=$(eval $cmd $stderr)
                   ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.
                        ^-----^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	out=$(eval "$cmd" "$stderr")


In test_bridge_backup_port.sh line 105:
	if [ "$VERBOSE" = "1" -a -n "$out" ]; then
                              ^-- SC2166 (warning): Prefer [ p ] && [ q ] as [ p -a q ] is not well defined.


In test_bridge_backup_port.sh line 109:
	return $rc
               ^-^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	return "$rc"


In test_bridge_backup_port.sh line 121:
	pkts=$(tc -n $ns -j -s filter show $id \
                     ^-^ SC2086 (info): Double quote to prevent globbing and word splitting.
                                           ^-^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	pkts=$(tc -n "$ns" -j -s filter show "$id" \


In test_bridge_backup_port.sh line 124:
	[[ $pkts == $count ]]
                    ^----^ SC2053 (warning): Quote the right-hand side of == in [[ ]] to prevent glob matching.


In test_bridge_backup_port.sh line 133:
	bridge -n $ns -d -j link show dev $dev | \
                  ^-^ SC2086 (info): Double quote to prevent globbing and word splitting.
                                          ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	bridge -n "$ns" -d -j link show dev "$dev" | \


In test_bridge_backup_port.sh line 144:
	ip netns exec $ns sysctl -qw net.ipv6.conf.all.keep_addr_on_down=1
                      ^-^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	ip netns exec "$ns" sysctl -qw net.ipv6.conf.all.keep_addr_on_down=1


In test_bridge_backup_port.sh line 145:
	ip netns exec $ns sysctl -qw net.ipv6.conf.default.ignore_routes_with_linkdown=1
                      ^-^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	ip netns exec "$ns" sysctl -qw net.ipv6.conf.default.ignore_routes_with_linkdown=1


In test_bridge_backup_port.sh line 146:
	ip netns exec $ns sysctl -qw net.ipv6.conf.all.accept_dad=0
                      ^-^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	ip netns exec "$ns" sysctl -qw net.ipv6.conf.all.accept_dad=0


In test_bridge_backup_port.sh line 147:
	ip netns exec $ns sysctl -qw net.ipv6.conf.default.accept_dad=0
                      ^-^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	ip netns exec "$ns" sysctl -qw net.ipv6.conf.default.accept_dad=0


In test_bridge_backup_port.sh line 155:
	for ns in $sw1 $sw2; do
                  ^--^ SC2154 (warning): sw1 is referenced but not assigned.
                       ^--^ SC2154 (warning): sw2 is referenced but not assigned.


In test_bridge_backup_port.sh line 156:
		setup_topo_ns $ns
                              ^-^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
		setup_topo_ns "$ns"


In test_bridge_backup_port.sh line 160:
	ip link set dev veth0 netns $sw1 name veth0
                                    ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	ip link set dev veth0 netns "$sw1" name veth0


In test_bridge_backup_port.sh line 161:
	ip link set dev veth1 netns $sw2 name veth0
                                    ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	ip link set dev veth1 netns "$sw2" name veth0


In test_bridge_backup_port.sh line 173:
	ip -n $ns address add $local_addr/32 dev lo
              ^-^ SC2086 (info): Double quote to prevent globbing and word splitting.
                              ^---------^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	ip -n "$ns" address add "$local_addr"/32 dev lo


In test_bridge_backup_port.sh line 175:
	ip -n $ns link set dev veth0 up
              ^-^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	ip -n "$ns" link set dev veth0 up


In test_bridge_backup_port.sh line 176:
	ip -n $ns address add $veth_addr/28 dev veth0
              ^-^ SC2086 (info): Double quote to prevent globbing and word splitting.
                              ^--------^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	ip -n "$ns" address add "$veth_addr"/28 dev veth0


In test_bridge_backup_port.sh line 177:
	ip -n $ns route add default via $gw_addr
              ^-^ SC2086 (info): Double quote to prevent globbing and word splitting.
                                        ^------^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	ip -n "$ns" route add default via "$gw_addr"


In test_bridge_backup_port.sh line 179:
	ip -n $ns link add name br0 up type bridge vlan_filtering 1 \
              ^-^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	ip -n "$ns" link add name br0 up type bridge vlan_filtering 1 \


In test_bridge_backup_port.sh line 182:
	ip -n $ns link add link br0 name br0.10 up type vlan id 10
              ^-^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	ip -n "$ns" link add link br0 name br0.10 up type vlan id 10


In test_bridge_backup_port.sh line 183:
	bridge -n $ns vlan add vid 10 dev br0 self
                  ^-^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	bridge -n "$ns" vlan add vid 10 dev br0 self


In test_bridge_backup_port.sh line 184:
	ip -n $ns address add $br_addr/28 dev br0.10
              ^-^ SC2086 (info): Double quote to prevent globbing and word splitting.
                              ^------^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	ip -n "$ns" address add "$br_addr"/28 dev br0.10


In test_bridge_backup_port.sh line 186:
	ip -n $ns link add name swp1 up type dummy
              ^-^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	ip -n "$ns" link add name swp1 up type dummy


In test_bridge_backup_port.sh line 187:
	ip -n $ns link set dev swp1 master br0
              ^-^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	ip -n "$ns" link set dev swp1 master br0


In test_bridge_backup_port.sh line 188:
	bridge -n $ns vlan add vid 10 dev swp1 untagged
                  ^-^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	bridge -n "$ns" vlan add vid 10 dev swp1 untagged


In test_bridge_backup_port.sh line 190:
	ip -n $ns link add name vx0 up master br0 type vxlan \
              ^-^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	ip -n "$ns" link add name vx0 up master br0 type vxlan \


In test_bridge_backup_port.sh line 191:
		local $local_addr dstport 4789 nolearning external
                      ^---------^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
		local "$local_addr" dstport 4789 nolearning external


In test_bridge_backup_port.sh line 192:
	bridge -n $ns link set dev vx0 vlan_tunnel on learning off
                  ^-^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	bridge -n "$ns" link set dev vx0 vlan_tunnel on learning off


In test_bridge_backup_port.sh line 194:
	bridge -n $ns vlan add vid 10 dev vx0
                  ^-^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	bridge -n "$ns" vlan add vid 10 dev vx0


In test_bridge_backup_port.sh line 195:
	bridge -n $ns vlan add vid 10 dev vx0 tunnel_info id 10010
                  ^-^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	bridge -n "$ns" vlan add vid 10 dev vx0 tunnel_info id 10010


In test_bridge_backup_port.sh line 207:
	setup_sw_common $ns $local_addr $remote_addr $veth_addr $gw_addr \
                        ^-^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	setup_sw_common "$ns" $local_addr $remote_addr $veth_addr $gw_addr \


In test_bridge_backup_port.sh line 220:
	setup_sw_common $ns $local_addr $remote_addr $veth_addr $gw_addr \
                        ^-^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	setup_sw_common "$ns" $local_addr $remote_addr $veth_addr $gw_addr \


In test_bridge_backup_port.sh line 239:
	cleanup_ns $sw1 $sw2
                   ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.
                        ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	cleanup_ns "$sw1" "$sw2"


In test_bridge_backup_port.sh line 266:
	tc_check_packets $sw1 "dev swp1 egress" 101 1
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev swp1 egress" 101 1


In test_bridge_backup_port.sh line 268:
	tc_check_packets $sw1 "dev vx0 egress" 101 0
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev vx0 egress" 101 0


In test_bridge_backup_port.sh line 272:
	busywait $BUSYWAIT_TIMEOUT bridge_link_check $sw1 swp1 disabled
                 ^---------------^ SC2086 (info): Double quote to prevent globbing and word splitting.
                                                     ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	busywait "$BUSYWAIT_TIMEOUT" bridge_link_check "$sw1" swp1 disabled


In test_bridge_backup_port.sh line 276:
	tc_check_packets $sw1 "dev swp1 egress" 101 1
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev swp1 egress" 101 1


In test_bridge_backup_port.sh line 278:
	tc_check_packets $sw1 "dev vx0 egress" 101 0
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev vx0 egress" 101 0


In test_bridge_backup_port.sh line 282:
	busywait $BUSYWAIT_TIMEOUT bridge_link_check $sw1 swp1 forwarding
                 ^---------------^ SC2086 (info): Double quote to prevent globbing and word splitting.
                                                     ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	busywait "$BUSYWAIT_TIMEOUT" bridge_link_check "$sw1" swp1 forwarding


In test_bridge_backup_port.sh line 293:
	tc_check_packets $sw1 "dev swp1 egress" 101 2
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev swp1 egress" 101 2


In test_bridge_backup_port.sh line 295:
	tc_check_packets $sw1 "dev vx0 egress" 101 0
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev vx0 egress" 101 0


In test_bridge_backup_port.sh line 299:
	busywait $BUSYWAIT_TIMEOUT bridge_link_check $sw1 swp1 disabled
                 ^---------------^ SC2086 (info): Double quote to prevent globbing and word splitting.
                                                     ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	busywait "$BUSYWAIT_TIMEOUT" bridge_link_check "$sw1" swp1 disabled


In test_bridge_backup_port.sh line 303:
	tc_check_packets $sw1 "dev swp1 egress" 101 2
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev swp1 egress" 101 2


In test_bridge_backup_port.sh line 305:
	tc_check_packets $sw1 "dev vx0 egress" 101 1
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev vx0 egress" 101 1


In test_bridge_backup_port.sh line 309:
	busywait $BUSYWAIT_TIMEOUT bridge_link_check $sw1 swp1 forwarding
                 ^---------------^ SC2086 (info): Double quote to prevent globbing and word splitting.
                                                     ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	busywait "$BUSYWAIT_TIMEOUT" bridge_link_check "$sw1" swp1 forwarding


In test_bridge_backup_port.sh line 313:
	tc_check_packets $sw1 "dev swp1 egress" 101 3
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev swp1 egress" 101 3


In test_bridge_backup_port.sh line 315:
	tc_check_packets $sw1 "dev vx0 egress" 101 1
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev vx0 egress" 101 1


In test_bridge_backup_port.sh line 322:
	busywait $BUSYWAIT_TIMEOUT bridge_link_check $sw1 swp1 disabled
                 ^---------------^ SC2086 (info): Double quote to prevent globbing and word splitting.
                                                     ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	busywait "$BUSYWAIT_TIMEOUT" bridge_link_check "$sw1" swp1 disabled


In test_bridge_backup_port.sh line 326:
	tc_check_packets $sw1 "dev swp1 egress" 101 3
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev swp1 egress" 101 3


In test_bridge_backup_port.sh line 328:
	tc_check_packets $sw1 "dev vx0 egress" 101 2
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev vx0 egress" 101 2


In test_bridge_backup_port.sh line 332:
	busywait $BUSYWAIT_TIMEOUT bridge_link_check $sw1 swp1 forwarding
                 ^---------------^ SC2086 (info): Double quote to prevent globbing and word splitting.
                                                     ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	busywait "$BUSYWAIT_TIMEOUT" bridge_link_check "$sw1" swp1 forwarding


In test_bridge_backup_port.sh line 336:
	tc_check_packets $sw1 "dev swp1 egress" 101 4
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev swp1 egress" 101 4


In test_bridge_backup_port.sh line 338:
	tc_check_packets $sw1 "dev vx0 egress" 101 2
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev vx0 egress" 101 2


In test_bridge_backup_port.sh line 348:
	tc_check_packets $sw1 "dev swp1 egress" 101 5
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev swp1 egress" 101 5


In test_bridge_backup_port.sh line 350:
	tc_check_packets $sw1 "dev vx0 egress" 101 2
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev vx0 egress" 101 2


In test_bridge_backup_port.sh line 354:
	busywait $BUSYWAIT_TIMEOUT bridge_link_check $sw1 swp1 disabled
                 ^---------------^ SC2086 (info): Double quote to prevent globbing and word splitting.
                                                     ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	busywait "$BUSYWAIT_TIMEOUT" bridge_link_check "$sw1" swp1 disabled


In test_bridge_backup_port.sh line 358:
	tc_check_packets $sw1 "dev swp1 egress" 101 5
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev swp1 egress" 101 5


In test_bridge_backup_port.sh line 360:
	tc_check_packets $sw1 "dev vx0 egress" 101 2
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev vx0 egress" 101 2


In test_bridge_backup_port.sh line 404:
	tc_check_packets $sw1 "dev swp1 egress" 101 1
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev swp1 egress" 101 1


In test_bridge_backup_port.sh line 406:
	tc_check_packets $sw1 "dev vx0 egress" 101 0
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev vx0 egress" 101 0


In test_bridge_backup_port.sh line 410:
	busywait $BUSYWAIT_TIMEOUT bridge_link_check $sw1 swp1 disabled
                 ^---------------^ SC2086 (info): Double quote to prevent globbing and word splitting.
                                                     ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	busywait "$BUSYWAIT_TIMEOUT" bridge_link_check "$sw1" swp1 disabled


In test_bridge_backup_port.sh line 414:
	tc_check_packets $sw1 "dev swp1 egress" 101 1
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev swp1 egress" 101 1


In test_bridge_backup_port.sh line 416:
	tc_check_packets $sw1 "dev vx0 egress" 101 1
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev vx0 egress" 101 1


In test_bridge_backup_port.sh line 418:
	tc_check_packets $sw2 "dev vx0 ingress" 101 0
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw2" "dev vx0 ingress" 101 0


In test_bridge_backup_port.sh line 420:
	tc_check_packets $sw2 "dev vx0 ingress" 102 1
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw2" "dev vx0 ingress" 102 1


In test_bridge_backup_port.sh line 424:
	busywait $BUSYWAIT_TIMEOUT bridge_link_check $sw1 swp1 forwarding
                 ^---------------^ SC2086 (info): Double quote to prevent globbing and word splitting.
                                                     ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	busywait "$BUSYWAIT_TIMEOUT" bridge_link_check "$sw1" swp1 forwarding


In test_bridge_backup_port.sh line 435:
	tc_check_packets $sw1 "dev swp1 egress" 101 2
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev swp1 egress" 101 2


In test_bridge_backup_port.sh line 437:
	tc_check_packets $sw1 "dev vx0 egress" 101 1
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev vx0 egress" 101 1


In test_bridge_backup_port.sh line 441:
	busywait $BUSYWAIT_TIMEOUT bridge_link_check $sw1 swp1 disabled
                 ^---------------^ SC2086 (info): Double quote to prevent globbing and word splitting.
                                                     ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	busywait "$BUSYWAIT_TIMEOUT" bridge_link_check "$sw1" swp1 disabled


In test_bridge_backup_port.sh line 445:
	tc_check_packets $sw1 "dev swp1 egress" 101 2
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev swp1 egress" 101 2


In test_bridge_backup_port.sh line 447:
	tc_check_packets $sw1 "dev vx0 egress" 101 2
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev vx0 egress" 101 2


In test_bridge_backup_port.sh line 449:
	tc_check_packets $sw2 "dev vx0 ingress" 101 1
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw2" "dev vx0 ingress" 101 1


In test_bridge_backup_port.sh line 451:
	tc_check_packets $sw2 "dev vx0 ingress" 102 1
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw2" "dev vx0 ingress" 102 1


In test_bridge_backup_port.sh line 455:
	busywait $BUSYWAIT_TIMEOUT bridge_link_check $sw1 swp1 forwarding
                 ^---------------^ SC2086 (info): Double quote to prevent globbing and word splitting.
                                                     ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	busywait "$BUSYWAIT_TIMEOUT" bridge_link_check "$sw1" swp1 forwarding


In test_bridge_backup_port.sh line 459:
	tc_check_packets $sw1 "dev swp1 egress" 101 3
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev swp1 egress" 101 3


In test_bridge_backup_port.sh line 461:
	tc_check_packets $sw1 "dev vx0 egress" 101 2
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev vx0 egress" 101 2


In test_bridge_backup_port.sh line 463:
	tc_check_packets $sw2 "dev vx0 ingress" 101 1
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw2" "dev vx0 ingress" 101 1


In test_bridge_backup_port.sh line 465:
	tc_check_packets $sw2 "dev vx0 ingress" 102 1
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw2" "dev vx0 ingress" 102 1


In test_bridge_backup_port.sh line 476:
	tc_check_packets $sw1 "dev swp1 egress" 101 4
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev swp1 egress" 101 4


In test_bridge_backup_port.sh line 478:
	tc_check_packets $sw1 "dev vx0 egress" 101 2
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev vx0 egress" 101 2


In test_bridge_backup_port.sh line 480:
	tc_check_packets $sw2 "dev vx0 ingress" 101 1
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw2" "dev vx0 ingress" 101 1


In test_bridge_backup_port.sh line 482:
	tc_check_packets $sw2 "dev vx0 ingress" 102 1
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw2" "dev vx0 ingress" 102 1


In test_bridge_backup_port.sh line 486:
	busywait $BUSYWAIT_TIMEOUT bridge_link_check $sw1 swp1 disabled
                 ^---------------^ SC2086 (info): Double quote to prevent globbing and word splitting.
                                                     ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	busywait "$BUSYWAIT_TIMEOUT" bridge_link_check "$sw1" swp1 disabled


In test_bridge_backup_port.sh line 490:
	tc_check_packets $sw1 "dev swp1 egress" 101 4
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev swp1 egress" 101 4


In test_bridge_backup_port.sh line 492:
	tc_check_packets $sw1 "dev vx0 egress" 101 3
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev vx0 egress" 101 3


In test_bridge_backup_port.sh line 494:
	tc_check_packets $sw2 "dev vx0 ingress" 101 1
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw2" "dev vx0 ingress" 101 1


In test_bridge_backup_port.sh line 496:
	tc_check_packets $sw2 "dev vx0 ingress" 102 2
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw2" "dev vx0 ingress" 102 2


In test_bridge_backup_port.sh line 522:
	tx_drop=$(ip -n $sw1 -s -j link show dev vx0 | jq '.[]["stats64"]["tx"]["dropped"]')
                        ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tx_drop=$(ip -n "$sw1" -s -j link show dev vx0 | jq '.[]["stats64"]["tx"]["dropped"]')


In test_bridge_backup_port.sh line 543:
	busywait $BUSYWAIT_TIMEOUT bridge_link_check $sw1 swp1 disabled
                 ^---------------^ SC2086 (info): Double quote to prevent globbing and word splitting.
                                                     ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	busywait "$BUSYWAIT_TIMEOUT" bridge_link_check "$sw1" swp1 disabled


In test_bridge_backup_port.sh line 547:
	tc_check_packets $sw1 "dev swp1 egress" 101 0
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev swp1 egress" 101 0


In test_bridge_backup_port.sh line 549:
	tc_check_packets $sw1 "dev vx0 egress" 101 1
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev vx0 egress" 101 1


In test_bridge_backup_port.sh line 551:
	tc_check_packets $sw2 "dev vx0 ingress" 101 1
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw2" "dev vx0 ingress" 101 1


In test_bridge_backup_port.sh line 562:
	tc_check_packets $sw1 "dev swp1 egress" 101 0
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev swp1 egress" 101 0


In test_bridge_backup_port.sh line 564:
	tc_check_packets $sw1 "dev vx0 egress" 101 2
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev vx0 egress" 101 2


In test_bridge_backup_port.sh line 566:
	tc_check_packets $sw2 "dev vx0 ingress" 101 1
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw2" "dev vx0 ingress" 101 1


In test_bridge_backup_port.sh line 578:
	tc_check_packets $sw1 "dev swp1 egress" 101 0
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev swp1 egress" 101 0


In test_bridge_backup_port.sh line 580:
	tc_check_packets $sw1 "dev vx0 egress" 101 3
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev vx0 egress" 101 3


In test_bridge_backup_port.sh line 582:
	tc_check_packets $sw2 "dev vx0 ingress" 101 1
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw2" "dev vx0 ingress" 101 1


In test_bridge_backup_port.sh line 593:
	tc_check_packets $sw1 "dev swp1 egress" 101 0
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev swp1 egress" 101 0


In test_bridge_backup_port.sh line 595:
	tc_check_packets $sw1 "dev vx0 egress" 101 4
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev vx0 egress" 101 4


In test_bridge_backup_port.sh line 597:
	tc_check_packets $sw2 "dev vx0 ingress" 101 1
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw2" "dev vx0 ingress" 101 1


In test_bridge_backup_port.sh line 611:
	tc_check_packets $sw1 "dev swp1 egress" 101 0
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev swp1 egress" 101 0


In test_bridge_backup_port.sh line 613:
	tc_check_packets $sw1 "dev vx0 egress" 101 5
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw1" "dev vx0 egress" 101 5


In test_bridge_backup_port.sh line 615:
	tc_check_packets $sw2 "dev vx0 ingress" 101 1
                         ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	tc_check_packets "$sw2" "dev vx0 ingress" 101 1


In test_bridge_backup_port.sh line 631:
	sw1_mac=$(ip -n $sw1 -j -p link show br0.10 | jq -r '.[]["address"]')
                        ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	sw1_mac=$(ip -n "$sw1" -j -p link show br0.10 | jq -r '.[]["address"]')


In test_bridge_backup_port.sh line 632:
	sw2_mac=$(ip -n $sw2 -j -p link show br0.10 | jq -r '.[]["address"]')
                        ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	sw2_mac=$(ip -n "$sw2" -j -p link show br0.10 | jq -r '.[]["address"]')


In test_bridge_backup_port.sh line 651:
	busywait $BUSYWAIT_TIMEOUT bridge_link_check $sw1 swp1 disabled
                 ^---------------^ SC2086 (info): Double quote to prevent globbing and word splitting.
                                                     ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	busywait "$BUSYWAIT_TIMEOUT" bridge_link_check "$sw1" swp1 disabled


In test_bridge_backup_port.sh line 653:
	busywait $BUSYWAIT_TIMEOUT bridge_link_check $sw2 swp1 disabled
                 ^---------------^ SC2086 (info): Double quote to prevent globbing and word splitting.
                                                     ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	busywait "$BUSYWAIT_TIMEOUT" bridge_link_check "$sw2" swp1 disabled


In test_bridge_backup_port.sh line 669:
		ip -n $sw1 nexthop del id 10
                      ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
		ip -n "$sw1" nexthop del id 10


In test_bridge_backup_port.sh line 670:
		ip -n $sw1 nexthop replace id 10 group 1/2 fdb
                      ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
		ip -n "$sw1" nexthop replace id 10 group 1/2 fdb


In test_bridge_backup_port.sh line 680:
	local pid3
              ^--^ SC2034 (warning): pid3 appears unused. Verify use (or export if used externally).


In test_bridge_backup_port.sh line 702:
	ip netns exec $sw1 mausezahn br0.10 -a $smac -b $dmac -A 198.51.100.1 -B 198.51.100.2 -t ip -p 100 -q -c 0 &
                      ^--^ SC2086 (info): Double quote to prevent globbing and word splitting.
                                               ^---^ SC2086 (info): Double quote to prevent globbing and word splitting.
                                                        ^---^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	ip netns exec "$sw1" mausezahn br0.10 -a "$smac" -b "$dmac" -A 198.51.100.1 -B 198.51.100.2 -t ip -p 100 -q -c 0 &


In test_bridge_backup_port.sh line 706:
	kill -9 $pid1 $pid2
                ^---^ SC2086 (info): Double quote to prevent globbing and word splitting.
                      ^---^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	kill -9 "$pid1" "$pid2"


In test_bridge_backup_port.sh line 707:
	wait $pid1 $pid2 2>/dev/null
             ^---^ SC2086 (info): Double quote to prevent globbing and word splitting.
                   ^---^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	wait "$pid1" "$pid2" 2>/dev/null


In test_bridge_backup_port.sh line 739:
		v) VERBOSE=$(($VERBOSE + 1));;
                              ^------^ SC2004 (style): $/${} is unnecessary on arithmetic variables.


In test_bridge_backup_port.sh line 780:
if [ $? -ne 0 ]; then
     ^-- SC2181 (style): Check exit code directly with e.g. 'if ! mycmd;', not indirectly with $?.


In test_bridge_backup_port.sh line 794:
	printf "\nTests passed: %3d\n" ${nsuccess}
                                       ^---------^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	printf "\nTests passed: %3d\n" "${nsuccess}"


In test_bridge_backup_port.sh line 795:
	printf "Tests failed: %3d\n"   ${nfail}
                                       ^------^ SC2086 (info): Double quote to prevent globbing and word splitting.

Did you mean: 
	printf "Tests failed: %3d\n"   "${nfail}"

For more information:
  https://www.shellcheck.net/wiki/SC2034 -- pid3 appears unused. Verify use (...
  https://www.shellcheck.net/wiki/SC2053 -- Quote the right-hand side of == i...
  https://www.shellcheck.net/wiki/SC2154 -- sw1 is referenced but not assigned.