WARNING: line length of 81 exceeds 80 columns
#80: FILE: include/net/xfrm.h:490:
+	int	(*output)(struct net *net, struct sock *sk, struct sk_buff *skb);

total: 0 errors, 1 warnings, 0 checks, 286 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 23f3fb99ac0e ("xfrm: add mode_cbs module functionality") 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, 286 lines checked