WARNING: added, moved or deleted file(s), does MAINTAINERS need updating?
#36: 
new file mode 100755

WARNING: line length of 92 exceeds 80 columns
#57: FILE: tools/testing/selftests/net/broadcast_pmtu.sh:17:
+	ip -net "${SERVER_NS}" link add link1 type veth peer name link0 netns "${CLIENT_NS}"

WARNING: line length of 111 exceeds 80 columns
#67: FILE: tools/testing/selftests/net/broadcast_pmtu.sh:27:
+	read -r -a CLIENT_BROADCAST_ENTRY <<< "$(ip -net "${CLIENT_NS}" route show table local type broadcast)"

WARNING: line length of 84 exceeds 80 columns
#71: FILE: tools/testing/selftests/net/broadcast_pmtu.sh:31:
+	ip net exec "${SERVER_NS}" sysctl -wq net.ipv4.icmp_echo_ignore_broadcasts=0

WARNING: line length of 121 exceeds 80 columns
#84: FILE: tools/testing/selftests/net/broadcast_pmtu.sh:44:
+	ip net exec "${CLIENT_NS}" ping -f -M want -q -c 1 -s 8000 -w 1 -b "${CLIENT_BROADCAST_ADDRESS}" > /dev/null 2>&1

total: 0 errors, 5 warnings, 0 checks, 54 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 5c12e5996111 ("selftests: net: add test for variable PMTU in broadcast routes") 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, 5 warnings, 0 checks, 54 lines checked