WARNING: added, moved or deleted file(s), does MAINTAINERS need updating?
#44: 
new file mode 100755

WARNING: line length of 109 exceeds 80 columns
#95: FILE: tools/testing/selftests/net/gre_ipv6_lladdr.sh:47:
+	ip -netns "${NS0}" -6 address show dev "${DEV}" scope link | grep "fe80::" | grep -q "${EXTRA_MATCH}"

WARNING: line length of 108 exceeds 80 columns
#122: FILE: tools/testing/selftests/net/gre_ipv6_lladdr.sh:74:
+	ip link add netns "${NS0}" name gretest type "${GRE_TYPE}" local "${LOCAL_IP}" remote "${REMOTE_IP}"

WARNING: line length of 88 exceeds 80 columns
#140: FILE: tools/testing/selftests/net/gre_ipv6_lladdr.sh:92:
+		MSG="${GRE_TYPE}, mode: 2 (stable privacy), ${LOCAL_IP} -> ${REMOTE_IP}"

WARNING: line length of 102 exceeds 80 columns
#143: FILE: tools/testing/selftests/net/gre_ipv6_lladdr.sh:95:
+		ip netns exec "${NS0}" sysctl -qw net.ipv6.conf.gretest.stable_secret="2001:db8::abcd"

WARNING: line length of 96 exceeds 80 columns
#154: FILE: tools/testing/selftests/net/gre_ipv6_lladdr.sh:106:
+	ip netns exec "${NS0}" sysctl -qw net.ipv6.conf.gretest.addr_gen_mode="${ADDR_GEN_MODE}"

WARNING: line length of 96 exceeds 80 columns
#165: FILE: tools/testing/selftests/net/gre_ipv6_lladdr.sh:117:
+	ip netns exec "${NS0}" sysctl -qw net.ipv6.conf.gretest.addr_gen_mode="${ADDR_GEN_MODE}"

WARNING: line length of 108 exceeds 80 columns
#177: FILE: tools/testing/selftests/net/gre_ipv6_lladdr.sh:129:
+		printf "\n####\nTesting IPv6 link-local address generation on ${GRE_TYPE} devices\n####\n\n"

WARNING: line length of 85 exceeds 80 columns
#180: FILE: tools/testing/selftests/net/gre_ipv6_lladdr.sh:132:
+			test_gre_device "${GRE_TYPE}" 192.0.2.10 192.0.2.11 "${MODE}"

WARNING: line length of 108 exceeds 80 columns
#193: FILE: tools/testing/selftests/net/gre_ipv6_lladdr.sh:145:
+		printf "\n####\nTesting IPv6 link-local address generation on ${GRE_TYPE} devices\n####\n\n"

WARNING: line length of 89 exceeds 80 columns
#196: FILE: tools/testing/selftests/net/gre_ipv6_lladdr.sh:148:
+			test_gre_device "${GRE_TYPE}" 2001:db8::10 2001:db8::11 "${MODE}"

total: 0 errors, 11 warnings, 0 checks, 184 lines checked

NOTE: For some of the reported defects, checkpatch may be able to
      mechanically convert to the typical style using --fix or --fix-inplace.

Commit ff51180732b8 ("selftests: Add IPv6 link-local address generation tests for GRE devices.") has style problems, please review.

NOTE: Ignored message types: ALLOC_SIZEOF_STRUCT BAD_REPORTED_BY_LINK CAMELCASE COMMIT_LOG_LONG_LINE GIT_COMMIT_ID MACRO_ARG_REUSE NO_AUTHOR_SIGN_OFF

NOTE: If any of the errors are false positives, please report
      them to the maintainer, see CHECKPATCH in MAINTAINERS.
total: 0 errors, 11 warnings, 0 checks, 184 lines checked