WARNING: line length of 81 exceeds 80 columns
#154: FILE: net/core/sock.c:2872:
+			usr_addr = compat_ptr(*(compat_uptr_t *)CMSG_DATA(cmsg));

WARNING: line length of 94 exceeds 80 columns
#173: FILE: net/core/sock.c:2891:
+								& SO_EE_CODE_ZEROCOPY_COPIED);

total: 0 errors, 2 warnings, 0 checks, 134 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 763e1f152f61 ("sock: add MSG_ZEROCOPY notification mechanism based on msg_control") 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, 134 lines checked