WARNING: line length of 83 exceeds 80 columns
#154: FILE: net/ipv6/datagram.c:929:
+					opt->opt_flen -= ipv6_optlen(opt->dst1opt);

WARNING: line length of 84 exceeds 80 columns
#159: FILE: net/ipv6/datagram.c:934:
+					opt->opt_nflen -= ipv6_optlen(opt->dst0opt);

WARNING: line length of 84 exceeds 80 columns
#177: FILE: net/ipv6/datagram.c:987:
+					opt->opt_nflen -= ipv6_optlen(opt->dst0opt);

total: 0 errors, 3 warnings, 0 checks, 37 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 8d9d45aa6112 ("ipv6: avoid overflows in ip6_datagram_send_ctl()") has style problems, please review.

NOTE: Ignored message types: ALLOC_SIZEOF_STRUCT BAD_REPORTED_BY_LINK CAMELCASE COMMIT_LOG_LONG_LINE FILE_PATH_CHANGES 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, 3 warnings, 0 checks, 37 lines checked