Update Linux to v5.4.2

Change-Id: Idf6911045d9d382da2cfe01b1edff026404ac8fd
diff --git a/net/8021q/vlan_netlink.c b/net/8021q/vlan_netlink.c
index 9b60c1e..c482a6f 100644
--- a/net/8021q/vlan_netlink.c
+++ b/net/8021q/vlan_netlink.c
@@ -1,11 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-only
 /*
  *	VLAN netlink control interface
  *
  * 	Copyright (c) 2007 Patrick McHardy <kaber@trash.net>
- *
- *	This program is free software; you can redistribute it and/or
- *	modify it under the terms of the GNU General Public License
- *	version 2 as published by the Free Software Foundation.
  */
 
 #include <linux/kernel.h>
@@ -35,8 +32,8 @@
 {
 	if (!attr)
 		return 0;
-	return nla_validate_nested(attr, IFLA_VLAN_QOS_MAX, vlan_map_policy,
-				   NULL);
+	return nla_validate_nested_deprecated(attr, IFLA_VLAN_QOS_MAX,
+					      vlan_map_policy, NULL);
 }
 
 static int vlan_validate(struct nlattr *tb[], struct nlattr *data[],
@@ -84,7 +81,8 @@
 		flags = nla_data(data[IFLA_VLAN_FLAGS]);
 		if ((flags->flags & flags->mask) &
 		    ~(VLAN_FLAG_REORDER_HDR | VLAN_FLAG_GVRP |
-		      VLAN_FLAG_LOOSE_BINDING | VLAN_FLAG_MVRP)) {
+		      VLAN_FLAG_LOOSE_BINDING | VLAN_FLAG_MVRP |
+		      VLAN_FLAG_BRIDGE_BINDING)) {
 			NL_SET_ERR_MSG_MOD(extack, "Invalid VLAN flags");
 			return -EINVAL;
 		}
@@ -226,7 +224,7 @@
 			goto nla_put_failure;
 	}
 	if (vlan->nr_ingress_mappings) {
-		nest = nla_nest_start(skb, IFLA_VLAN_INGRESS_QOS);
+		nest = nla_nest_start_noflag(skb, IFLA_VLAN_INGRESS_QOS);
 		if (nest == NULL)
 			goto nla_put_failure;
 
@@ -244,7 +242,7 @@
 	}
 
 	if (vlan->nr_egress_mappings) {
-		nest = nla_nest_start(skb, IFLA_VLAN_EGRESS_QOS);
+		nest = nla_nest_start_noflag(skb, IFLA_VLAN_EGRESS_QOS);
 		if (nest == NULL)
 			goto nla_put_failure;