WARNING: Prefer strscpy over strcpy - see: https://github.com/KSPP/linux/issues/88
#102: FILE: tools/testing/selftests/net/tun.c:89:
+	strcpy(ifreq.ifr_name, name);

WARNING: line length of 88 exceeds 80 columns
#463: FILE: tools/testing/selftests/net/tun.c:546:
+			tun_build_iphdr(self->buffer, ip_payload_len, variant->ipproto);

WARNING: line length of 90 exceeds 80 columns
#469: FILE: tools/testing/selftests/net/tun.c:552:
+			tun_build_ipv6hdr(self->buffer, ip_payload_len, variant->ipproto);

WARNING: line length of 82 exceeds 80 columns
#499: FILE: tools/testing/selftests/net/tun.c:582:
+	size_t len = sizeof(struct virtio_net_hdr_v1_hash) + ETH_HLEN + self->len;

total: 0 errors, 4 warnings, 0 checks, 521 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 04e69d630f4d ("selftest: tun: Add tests for virtio-net hashing") 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, 4 warnings, 0 checks, 521 lines checked