WARNING: line length of 134 exceeds 80 columns
#99: FILE: drivers/net/tun.c:1775:
+		    tun16_to_cpu(flags, gso.csum_start) + tun16_to_cpu(flags, gso.csum_offset) + 2 > tun16_to_cpu(flags, gso.hdr_len))

WARNING: line length of 138 exceeds 80 columns
#100: FILE: drivers/net/tun.c:1776:
+			gso.hdr_len = cpu_to_tun16(flags, tun16_to_cpu(flags, gso.csum_start) + tun16_to_cpu(flags, gso.csum_offset) + 2);

WARNING: line length of 81 exceeds 80 columns
#115: FILE: drivers/net/tun.c:1857:
+	if (virtio_net_hdr_to_skb(skb, &gso, tun_is_little_endian(tun->flags))) {

WARNING: line length of 94 exceeds 80 columns
#138: FILE: drivers/net/tun.c:2123:
+					   sinfo->gso_type, tun16_to_cpu(flags, gso.gso_size),

WARNING: line length of 101 exceeds 80 columns
#144: FILE: drivers/net/tun.c:2128:
+					       min((int)tun16_to_cpu(flags, gso.hdr_len), 64), true);

total: 0 errors, 5 warnings, 0 checks, 143 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 e08d09820602 ("tun: Decouple vnet from tun_struct") 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, 5 warnings, 0 checks, 143 lines checked