WARNING: line length of 84 exceeds 80 columns
#61: FILE: net/ipv6/mcast.c:802:
+					   mc_dereference(pmc->mca_tomb, pmc->idev),

WARNING: line length of 90 exceeds 80 columns
#66: FILE: net/ipv6/mcast.c:807:
+					      mc_dereference(pmc->mca_sources, pmc->idev),

WARNING: line length of 83 exceeds 80 columns
#67: FILE: net/ipv6/mcast.c:808:
+					      lockdep_is_held(&im->idev->mc_lock));

total: 0 errors, 3 warnings, 0 checks, 59 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 f360a9add9b5 ("ipv6: mcast: Avoid a duplicate pointer check in mld_del_delrec()") 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, 3 warnings, 0 checks, 59 lines checked