WARNING: line length of 83 exceeds 80 columns
#50: FILE: include/linux/rtnetlink.h:57:
+int rtnl_net_lock_cmp_fn(const struct lockdep_map *a, const struct lockdep_map *b);

WARNING: Argument 'net' is not used in function-like macro
#52: FILE: include/linux/rtnetlink.h:59:
+#define __rtnl_net_lock(net)

WARNING: Argument 'net' is not used in function-like macro
#53: FILE: include/linux/rtnetlink.h:60:
+#define __rtnl_net_unlock(net)

WARNING: Argument 'net' is not used in function-like macro
#54: FILE: include/linux/rtnetlink.h:61:
+#define rtnl_net_lock(net) rtnl_lock()

WARNING: Argument 'net' is not used in function-like macro
#55: FILE: include/linux/rtnetlink.h:62:
+#define rtnl_net_unlock(net) rtnl_unlock()

WARNING: line length of 82 exceeds 80 columns
#170: FILE: net/core/rtnetlink.c:229:
+int rtnl_net_lock_cmp_fn(const struct lockdep_map *a, const struct lockdep_map *b)

total: 0 errors, 6 warnings, 0 checks, 122 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 0f8761f03db8 ("rtnetlink: Add per-net RTNL.") 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, 6 warnings, 0 checks, 122 lines checked