WARNING: line length of 82 exceeds 80 columns
#269: FILE: tools/testing/selftests/net/af_unix/scm_pidfd.c:210:
+		log_err("SCM_PIDFD flags mismatch: %x != %x", flags, pidfd_flags);

WARNING: line length of 81 exceeds 80 columns
#372: FILE: tools/testing/selftests/net/af_unix/scm_pidfd.c:472:
+			      (struct sockaddr *)&self->client_addr->listen_addr,

total: 0 errors, 2 warnings, 0 checks, 264 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 a45041176d76 ("af_unix: pass pidfd flags via SCM_PIDFD cmsg") 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, 2 warnings, 0 checks, 264 lines checked