WARNING: Argument 'ipv4' is not used in function-like macro
#96: FILE: include/net/udp.h:550:
+#define __UDPX_MIB(sk, ipv4)					\
+	({							\
+		sock_net(sk)->mib.udp_statistics;		\
+	})

total: 0 errors, 1 warnings, 0 checks, 478 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 5ec29b42bf40 ("udp: Remove UDP-Lite SNMP stats.") has style problems, please review.

NOTE: Ignored message types: ALLOC_SIZEOF_STRUCT BAD_REPORTED_BY_LINK CAMELCASE COMMIT_LOG_LONG_LINE FILE_PATH_CHANGES 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, 478 lines checked