WARNING: line length of 86 exceeds 80 columns
#58: FILE: tools/testing/selftests/net/cmsg_sender.c:121:
+	while ((o = getopt(argc, argv, "46sS:p:P:m:M:n:d:tf:F:c:C:l:L:H:Q:")) != -1) {

CHECK: Alignment should match open parenthesis
#78: FILE: tools/testing/selftests/net/cmsg_sender.c:263:
+	ca_write_cmsg_u32(cbuf, cbuf_sz, &cmsg_len,
+			SOL_SOCKET, SO_PRIORITY, &opt.priority_cmsg);

WARNING: added, moved or deleted file(s), does MAINTAINERS need updating?
#83: 
new file mode 100755

WARNING: Missing or malformed SPDX-License-Identifier tag in line 2
#89: FILE: tools/testing/selftests/net/cmsg_so_priority.sh:2:
+

WARNING: line length of 98 exceeds 80 columns
#156: FILE: tools/testing/selftests/net/cmsg_so_priority.sh:69:
+sudo tc qdisc add dev red0 root mqprio num_tc $QUEUE_NUM queues $queue_config map $map_config hw 0

WARNING: line length of 85 exceeds 80 columns
#160: FILE: tools/testing/selftests/net/cmsg_so_priority.sh:73:
+    ip netns exec red sudo tc -s qdisc show dev red0 | grep 'Sent' | awk '{print $2}'

WARNING: line length of 88 exceeds 80 columns
#180: FILE: tools/testing/selftests/net/cmsg_so_priority.sh:93:
+            ip netns exec red ./cmsg_sender -$i -Q $value -d "${DELAY}" -p $p $TGT $PORT

WARNING: line length of 88 exceeds 80 columns
#183: FILE: tools/testing/selftests/net/cmsg_so_priority.sh:96:
+            ip netns exec red ./cmsg_sender -$i -P $value -d "${DELAY}" -p $p $TGT $PORT

total: 0 errors, 7 warnings, 1 checks, 162 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 d14b5753d2c6 ("selftest: net: test SO_PRIORITY ancillary data with cmsg_sender") 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, 7 warnings, 1 checks, 162 lines checked