WARNING: line length of 86 exceeds 80 columns
#68: FILE: net/core/skbuff.c:5622:
+static void bpf_skb_tstamp_tx_output(struct sock *sk, struct sk_buff *skb, int tstype,

WARNING: line length of 83 exceeds 80 columns
#96: FILE: net/core/skbuff.c:5664:
+		tcp_call_bpf_3arg(sk, cb_flag, key, tstamp.tv_sec, tstamp.tv_nsec);

total: 0 errors, 2 warnings, 0 checks, 114 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 ff756f631ad7 ("net-timestamp: add tx OPT_ID_TCP support for bpf case") 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, 114 lines checked