WARNING: braces {} are not necessary for single statement blocks
#25: FILE: drivers/net/ethernet/netronome/nfp/bpf/cmsg.c:23:
+	if (!skb) {
+		return NULL;
+	}

total: 0 errors, 1 warnings, 0 checks, 9 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 e4c937ef0805 ("nfp: bpf: Add check for nfp_app_ctrl_msg_alloc()") 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, 1 warnings, 0 checks, 9 lines checked