WARNING: line length of 84 exceeds 80 columns #25: FILE: net/ipv6/sit.c:1115: + iph->tos & INET_DSCP_MASK, total: 0 errors, 1 warnings, 0 checks, 8 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 7ca513e866b8 ("ipv6: sit: Unmask upper DSCP bits in ipip6_tunnel_bind_dev()") 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, 8 lines checked