WARNING: line length of 81 exceeds 80 columns
#72: FILE: net/ipv4/devinet.c:861:
+			NL_SET_ERR_MSG(extack, "ipv4: address lifetime invalid");

total: 0 errors, 1 warnings, 0 checks, 125 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 b683bfa23589 ("ipv4: Factorise RTM_NEWADDR validation to inet_validate_rtm().") 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, 1 warnings, 0 checks, 125 lines checked