WARNING: line length of 93 exceeds 80 columns #33: FILE: include/linux/tcp.h:265: + u32 lsndtime; /* timestamp of last sent data packet (for restart window) */ WARNING: From:/Signed-off-by: email address mismatch: 'From: Menglong Dong ' != 'Signed-off-by: Menglong Dong ' total: 0 errors, 2 warnings, 0 checks, 15 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 fce66aa4d4a9 ("net: tcp: replace the document for "lsndtime" in tcp_sock") 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, 15 lines checked