WARNING: line length of 82 exceeds 80 columns
#30: FILE: net/xfrm/xfrm_iptfs.c:56:
+ * L3 Header resv: For L3+L2 headers (i.e., skb->data points at the IPTFS payload)

WARNING: line length of 82 exceeds 80 columns
#448: FILE: net/xfrm/xfrm_iptfs.c:940:
+		return x->outer_mode.family == AF_INET ? IP_MAX_MTU : IP6_MAX_MTU;

total: 0 errors, 2 warnings, 0 checks, 452 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 8f1c74e8f473 ("xfrm: iptfs: add fragmenting of larger than MTU user packets") 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, 452 lines checked