WARNING: Deprecated use of 'kmap', prefer 'kmap_local_page' instead
#26: FILE: net/core/datagram.c:420:
+			u8 *vaddr = kmap(page);

WARNING: Deprecated use of 'kunmap', prefer 'kunmap_local' instead
#34: FILE: net/core/datagram.c:427:
+			kunmap(page);

total: 0 errors, 2 warnings, 0 checks, 16 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 589ace355ddd ("Revert "net: micro-optimize skb_datagram_iter"") 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, 16 lines checked