CHECK: Alignment should match open parenthesis
#147: FILE: tools/testing/selftests/net/lib/xdp_native.bpf.c:147:
+		if (iph + 1 > (struct iphdr *)data_end ||
+		     iph->protocol != IPPROTO_UDP)

CHECK: Alignment should match open parenthesis
#172: FILE: tools/testing/selftests/net/lib/xdp_native.bpf.c:172:
+		if (ipv6h + 1 > (struct ipv6hdr *)data_end ||
+			ipv6h->nexthdr != IPPROTO_UDP)

WARNING: line length of 81 exceeds 80 columns
#186: FILE: tools/testing/selftests/net/lib/xdp_native.bpf.c:186:
+		__builtin_memcpy(&ipv6h->saddr, &ipv6h->daddr, sizeof(tmp_ipv6));

total: 0 errors, 1 warnings, 2 checks, 167 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 ebe2d8e02931 ("selftests: drv-net: Test XDP_TX support") 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, 2 checks, 167 lines checked