WARNING: line length of 93 exceeds 80 columns
#67: FILE: drivers/net/tun.c:339:
+		struct tun_vnet_hash_container *vnet_hash = rtnl_dereference(tun->vnet_hash);

WARNING: line length of 83 exceeds 80 columns
#81: FILE: drivers/net/tun.c:546:
+				   const struct tun_vnet_hash_container *vnet_hash)

WARNING: line length of 85 exceeds 80 columns
#104: FILE: drivers/net/tun.c:599:
+				     const struct tun_vnet_hash_container *vnet_hash)

WARNING: line length of 85 exceeds 80 columns
#114: FILE: drivers/net/tun.c:609:
+	virtio_net_hash_rss(skb, vnet_hash->common.types, vnet_hash->rss_key, &hash);

WARNING: line length of 92 exceeds 80 columns
#146: FILE: drivers/net/tun.c:638:
+		struct tun_vnet_hash_container *vnet_hash = rcu_dereference(tun->vnet_hash);

WARNING: line length of 84 exceeds 80 columns
#201: FILE: drivers/net/tun.c:3422:
+		if (vnet_hash && (vnet_hash->common.flags & TUN_VNET_HASH_REPORT) &&

WARNING: line length of 92 exceeds 80 columns
#211: FILE: drivers/net/tun.c:3446:
+			if (vnet_hash && (vnet_hash->common.flags & TUN_VNET_HASH_REPORT) &&

WARNING: line length of 93 exceeds 80 columns
#226: FILE: drivers/net/tun.c:3502:
+		if (fd != -1 && vnet_hash && (vnet_hash->common.flags & TUN_VNET_HASH_RSS)) {

WARNING: line length of 88 exceeds 80 columns
#250: FILE: drivers/net/tun.c:3535:
+		if (copy_from_user(&vnet_hash_common, argp, sizeof(vnet_hash_common))) {

WARNING: line length of 94 exceeds 80 columns
#282: FILE: drivers/net/tun.c:3565:
+			indirection_table_size = ((size_t)rss.indirection_table_mask + 1) * 2;

WARNING: line length of 86 exceeds 80 columns
#283: FILE: drivers/net/tun.c:3566:
+			key_size = virtio_net_hash_key_length(vnet_hash_common.types);

WARNING: line length of 83 exceeds 80 columns
#285: FILE: drivers/net/tun.c:3568:
+					   (size_t)rss.indirection_table_mask + 1);

WARNING: line length of 83 exceeds 80 columns
#299: FILE: drivers/net/tun.c:3582:
+			argp = (u16 __user *)argp + rss.indirection_table_mask + 1;

WARNING: line length of 81 exceeds 80 columns
#301: FILE: drivers/net/tun.c:3584:
+			if (copy_from_user(vnet_hash->rss_key, argp, key_size)) {

WARNING: line length of 83 exceeds 80 columns
#309: FILE: drivers/net/tun.c:3592:
+			vnet_hash = kmalloc(sizeof(vnet_hash->common), GFP_KERNEL);

WARNING: line length of 90 exceeds 80 columns
#317: FILE: drivers/net/tun.c:3600:
+		kfree_rcu_mightsleep(rcu_replace_pointer_rtnl(tun->vnet_hash, vnet_hash));

total: 0 errors, 16 warnings, 0 checks, 314 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 2a52c18baefa ("tun: Introduce virtio-net RSS") 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, 16 warnings, 0 checks, 314 lines checked