WARNING: line length of 93 exceeds 80 columns
#67: FILE: include/linux/virtio_net.h:125:
+				else if (!virtio_net_hdr_match_proto(protocol, hdr_gso_type))

WARNING: line length of 86 exceeds 80 columns
#290: FILE: include/uapi/linux/virtio_net.h:156:
+#define VIRTIO_NET_HDR_F_UDP_TUNNEL_CSUM 8	/* UDP tunnel requires csum offload */

WARNING: line length of 82 exceeds 80 columns
#297: FILE: include/uapi/linux/virtio_net.h:163:
+#define VIRTIO_NET_HDR_GSO_UDP_TUNNEL_IPV4 0x20 /* UDP over IPv4 tunnel present */

WARNING: line length of 82 exceeds 80 columns
#298: FILE: include/uapi/linux/virtio_net.h:164:
+#define VIRTIO_NET_HDR_GSO_UDP_TUNNEL_IPV6 0x40 /* UDP over IPv6 tunnel present */

total: 0 errors, 4 warnings, 0 checks, 274 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 2b4f7affd65a ("net: implement virtio helpers to handle UDP GSO tunneling.") 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, 274 lines checked