====== Checking before the patch ======
 ====== Checking the tree with the patch ======
tools/testing/selftests/net/rtnetlink_notification.sh is a new file, but not shellcheck compliant
New warnings added
New errors added
--- /tmp/tmp.4ZYQlEZYF3	2025-06-11 19:43:34.348280316 -0700
+++ /tmp/tmp.XMieA0sxu4	2025-06-11 19:43:35.069304129 -0700
@@ -0,0 +1,256 @@
+
+In rtnetlink_notification.sh line 29:
+	local cmd="$*"
+        ^------------^ SC2317 (info): Command appears to be unreachable. Check usage (or ignore if invoked indirectly).
+
+
+In rtnetlink_notification.sh line 30:
+	local out
+        ^-------^ SC2317 (info): Command appears to be unreachable. Check usage (or ignore if invoked indirectly).
+
+
+In rtnetlink_notification.sh line 31:
+	if [ "$VERBOSE" = "1" ]; then
+        ^-- SC2317 (info): Command appears to be unreachable. Check usage (or ignore if invoked indirectly).
+           ^------------------^ SC2317 (info): Command appears to be unreachable. Check usage (or ignore if invoked indirectly).
+
+
+In rtnetlink_notification.sh line 32:
+		echo "COMMAND: ${cmd}"
+                ^--------------------^ SC2317 (info): Command appears to be unreachable. Check usage (or ignore if invoked indirectly).
+
+
+In rtnetlink_notification.sh line 34:
+	out=$($cmd 2>&1)
+        ^--------------^ SC2317 (info): Command appears to be unreachable. Check usage (or ignore if invoked indirectly).
+              ^-------^ SC2317 (info): Command appears to be unreachable. Check usage (or ignore if invoked indirectly).
+
+
+In rtnetlink_notification.sh line 35:
+	rc=$?
+        ^---^ SC2317 (info): Command appears to be unreachable. Check usage (or ignore if invoked indirectly).
+
+
+In rtnetlink_notification.sh line 36:
+	if [ "$VERBOSE" = "1" -a -n "$out" ]; then
+        ^-- SC2317 (info): Command appears to be unreachable. Check usage (or ignore if invoked indirectly).
+           ^-- SC2317 (info): Command appears to be unreachable. Check usage (or ignore if invoked indirectly).
+                              ^-- SC2166 (warning): Prefer [ p ] && [ q ] as [ p -a q ] is not well defined.
+
+
+In rtnetlink_notification.sh line 37:
+		echo "    $out"
+                ^-------------^ SC2317 (info): Command appears to be unreachable. Check usage (or ignore if invoked indirectly).
+
+
+In rtnetlink_notification.sh line 39:
+	return $rc
+        ^--------^ SC2317 (info): Command appears to be unreachable. Check usage (or ignore if invoked indirectly).
+               ^-^ SC2086 (info): Double quote to prevent globbing and word splitting.
+
+Did you mean: 
+	return "$rc"
+
+
+In rtnetlink_notification.sh line 43:
+	run_cmd_common "$@"
+        ^-----------------^ SC2317 (info): Command appears to be unreachable. Check usage (or ignore if invoked indirectly).
+
+
+In rtnetlink_notification.sh line 44:
+	rc=$?
+        ^---^ SC2317 (info): Command appears to be unreachable. Check usage (or ignore if invoked indirectly).
+
+
+In rtnetlink_notification.sh line 45:
+	check_err $rc
+        ^-----------^ SC2317 (info): Command appears to be unreachable. Check usage (or ignore if invoked indirectly).
+                  ^-^ SC2086 (info): Double quote to prevent globbing and word splitting.
+
+Did you mean: 
+	check_err "$rc"
+
+
+In rtnetlink_notification.sh line 46:
+	return $rc
+        ^--------^ SC2317 (info): Command appears to be unreachable. Check usage (or ignore if invoked indirectly).
+               ^-^ SC2086 (info): Double quote to prevent globbing and word splitting.
+
+Did you mean: 
+	return "$rc"
+
+
+In rtnetlink_notification.sh line 56:
+		read a
+                ^--^ SC2162 (info): read without -r will mangle backslashes.
+
+
+In rtnetlink_notification.sh line 61:
+		read a
+                ^--^ SC2162 (info): read without -r will mangle backslashes.
+
+
+In rtnetlink_notification.sh line 68:
+	local tmpfile
+        ^-----------^ SC2317 (info): Command appears to be unreachable. Check usage (or ignore if invoked indirectly).
+
+
+In rtnetlink_notification.sh line 69:
+	local monitor_pid
+        ^---------------^ SC2317 (info): Command appears to be unreachable. Check usage (or ignore if invoked indirectly).
+
+
+In rtnetlink_notification.sh line 70:
+	local match_result
+        ^----------------^ SC2317 (info): Command appears to be unreachable. Check usage (or ignore if invoked indirectly).
+
+
+In rtnetlink_notification.sh line 72:
+	tmpfile=$(mktemp)
+        ^---------------^ SC2317 (info): Command appears to be unreachable. Check usage (or ignore if invoked indirectly).
+                  ^----^ SC2317 (info): Command appears to be unreachable. Check usage (or ignore if invoked indirectly).
+
+
+In rtnetlink_notification.sh line 74:
+	ip monitor maddr > $tmpfile &
+        ^--------------------------^ SC2317 (info): Command appears to be unreachable. Check usage (or ignore if invoked indirectly).
+                           ^------^ SC2086 (info): Double quote to prevent globbing and word splitting.
+
+Did you mean: 
+	ip monitor maddr > "$tmpfile" &
+
+
+In rtnetlink_notification.sh line 75:
+	monitor_pid=$!
+        ^------------^ SC2317 (info): Command appears to be unreachable. Check usage (or ignore if invoked indirectly).
+
+
+In rtnetlink_notification.sh line 76:
+	sleep 1
+        ^-----^ SC2317 (info): Command appears to be unreachable. Check usage (or ignore if invoked indirectly).
+
+
+In rtnetlink_notification.sh line 77:
+	if [ ! -e "/proc/$monitor_pid" ]; then
+        ^-- SC2317 (info): Command appears to be unreachable. Check usage (or ignore if invoked indirectly).
+           ^---------------------------^ SC2317 (info): Command appears to be unreachable. Check usage (or ignore if invoked indirectly).
+
+
+In rtnetlink_notification.sh line 78:
+		end_test "SKIP: mcast addr notification: iproute2 too old"
+                ^-- SC2317 (info): Command appears to be unreachable. Check usage (or ignore if invoked indirectly).
+
+
+In rtnetlink_notification.sh line 79:
+		rm $tmpfile
+                ^---------^ SC2317 (info): Command appears to be unreachable. Check usage (or ignore if invoked indirectly).
+                   ^------^ SC2086 (info): Double quote to prevent globbing and word splitting.
+
+Did you mean: 
+		rm "$tmpfile"
+
+
+In rtnetlink_notification.sh line 80:
+		return $ksft_skip
+                ^---------------^ SC2317 (info): Command appears to be unreachable. Check usage (or ignore if invoked indirectly).
+                       ^--------^ SC2086 (info): Double quote to prevent globbing and word splitting.
+
+Did you mean: 
+		return "$ksft_skip"
+
+
+In rtnetlink_notification.sh line 83:
+	run_cmd ip link add name test-dummy1 type dummy
+        ^-- SC2317 (info): Command appears to be unreachable. Check usage (or ignore if invoked indirectly).
+
+
+In rtnetlink_notification.sh line 84:
+	run_cmd ip link set test-dummy1 up
+        ^-- SC2317 (info): Command appears to be unreachable. Check usage (or ignore if invoked indirectly).
+
+
+In rtnetlink_notification.sh line 85:
+	run_cmd ip link del dev test-dummy1
+        ^-- SC2317 (info): Command appears to be unreachable. Check usage (or ignore if invoked indirectly).
+
+
+In rtnetlink_notification.sh line 86:
+	sleep 1
+        ^-----^ SC2317 (info): Command appears to be unreachable. Check usage (or ignore if invoked indirectly).
+
+
+In rtnetlink_notification.sh line 88:
+	match_result=$(grep -cE "test-dummy1.*(224.0.0.1|ff02::1)" $tmpfile)
+        ^-- SC2317 (info): Command appears to be unreachable. Check usage (or ignore if invoked indirectly).
+                       ^-- SC2317 (info): Command appears to be unreachable. Check usage (or ignore if invoked indirectly).
+                                                                   ^------^ SC2086 (info): Double quote to prevent globbing and word splitting.
+
+Did you mean: 
+	match_result=$(grep -cE "test-dummy1.*(224.0.0.1|ff02::1)" "$tmpfile")
+
+
+In rtnetlink_notification.sh line 90:
+	kill $monitor_pid
+        ^---------------^ SC2317 (info): Command appears to be unreachable. Check usage (or ignore if invoked indirectly).
+             ^----------^ SC2086 (info): Double quote to prevent globbing and word splitting.
+
+Did you mean: 
+	kill "$monitor_pid"
+
+
+In rtnetlink_notification.sh line 91:
+	rm $tmpfile
+        ^---------^ SC2317 (info): Command appears to be unreachable. Check usage (or ignore if invoked indirectly).
+           ^------^ SC2086 (info): Double quote to prevent globbing and word splitting.
+
+Did you mean: 
+	rm "$tmpfile"
+
+
+In rtnetlink_notification.sh line 97:
+	if [ $match_result -ne 4 ];then
+        ^-- SC2317 (info): Command appears to be unreachable. Check usage (or ignore if invoked indirectly).
+           ^---------------------^ SC2317 (info): Command appears to be unreachable. Check usage (or ignore if invoked indirectly).
+             ^-----------^ SC2086 (info): Double quote to prevent globbing and word splitting.
+
+Did you mean: 
+	if [ "$match_result" -ne 4 ];then
+
+
+In rtnetlink_notification.sh line 98:
+		end_test "FAIL: mcast addr notification"
+                ^-- SC2317 (info): Command appears to be unreachable. Check usage (or ignore if invoked indirectly).
+
+
+In rtnetlink_notification.sh line 99:
+		return 1
+                ^------^ SC2317 (info): Command appears to be unreachable. Check usage (or ignore if invoked indirectly).
+
+
+In rtnetlink_notification.sh line 101:
+	end_test "PASS: mcast addr notification"
+        ^-- SC2317 (info): Command appears to be unreachable. Check usage (or ignore if invoked indirectly).
+
+
+In rtnetlink_notification.sh line 123:
+                    (options: $(echo $ALL_TESTS))
+                              ^----------------^ SC2116 (style): Useless echo? Instead of 'cmd $(echo foo)', just use 'cmd foo'.
+                                     ^--------^ SC2086 (info): Double quote to prevent globbing and word splitting.
+
+Did you mean: 
+                    (options: $(echo "$ALL_TESTS"))
+
+
+In rtnetlink_notification.sh line 136:
+for x in ip;do
+         ^-- SC2043 (warning): This loop will only ever run once. Bad quoting or missing glob/expansion?
+
+
+In rtnetlink_notification.sh line 138:
+	if [ $? -ne 0 ];then
+             ^-- SC2181 (style): Check exit code directly with e.g. 'if ! mycmd;', not indirectly with $?.
+
+For more information:
+  https://www.shellcheck.net/wiki/SC2043 -- This loop will only ever run once...
+  https://www.shellcheck.net/wiki/SC2166 -- Prefer [ p ] && [ q ] as [ p -a q...
+  https://www.shellcheck.net/wiki/SC2086 -- Double quote to prevent globbing ...