Merge branch 'cls_flower-act_tunnel_key-fixes'

Or Gerlitz says:

====================
net/sched fixes for cls_flower and act_tunnel_key

This small series contain a fix to the matching flags support
in flower and to the tunnel key action MD prep for IPv6.
====================
Signed-off-by: David S. Miller <davem@davemloft.net>

net/sched/act_tunnel_key.c

@@ -134,8 +134,8 @@ static int tunnel_key_init(struct net *net, struct nlattr *nla,
 			saddr = nla_get_in6_addr(tb[TCA_TUNNEL_KEY_ENC_IPV6_SRC]);
 			daddr = nla_get_in6_addr(tb[TCA_TUNNEL_KEY_ENC_IPV6_DST]);
 
-			metadata = __ipv6_tun_set_dst(&saddr, &daddr, 0, 0, 0,
-						      dst_port, TUNNEL_KEY,
+			metadata = __ipv6_tun_set_dst(&saddr, &daddr, 0, 0, dst_port,
+						      0, TUNNEL_KEY,
 						      key_id, 0);
 		}
 

net/sched/cls_flower.c

@@ -442,19 +442,16 @@ static void fl_set_key_flag(u32 flower_key, u32 flower_mask,
 	}
 }
 
-static void fl_set_key_flags(struct nlattr **tb,
+static int fl_set_key_flags(struct nlattr **tb,
 			    u32 *flags_key, u32 *flags_mask)
 {
 	u32 key, mask;
 
-	if (!tb[TCA_FLOWER_KEY_FLAGS])
-		return;
+	/* mask is mandatory for flags */
+	if (!tb[TCA_FLOWER_KEY_FLAGS_MASK])
+		return -EINVAL;
 
 	key = be32_to_cpu(nla_get_u32(tb[TCA_FLOWER_KEY_FLAGS]));
-
-	if (!tb[TCA_FLOWER_KEY_FLAGS_MASK])
-		mask = ~0;
-	else
 	mask = be32_to_cpu(nla_get_u32(tb[TCA_FLOWER_KEY_FLAGS_MASK]));
 
 	*flags_key  = 0;
@@ -462,12 +459,15 @@ static void fl_set_key_flags(struct nlattr **tb,
 
 	fl_set_key_flag(key, mask, flags_key, flags_mask,
 			TCA_FLOWER_KEY_FLAGS_IS_FRAGMENT, FLOW_DIS_IS_FRAGMENT);
+
+	return 0;
 }
 
 static int fl_set_key(struct net *net, struct nlattr **tb,
 		      struct fl_flow_key *key, struct fl_flow_key *mask)
 {
 	__be16 ethertype;
+	int ret = 0;
 #ifdef CONFIG_NET_CLS_IND
 	if (tb[TCA_FLOWER_INDEV]) {
 		int err = tcf_change_indev(net, tb[TCA_FLOWER_INDEV]);
@@ -614,9 +614,10 @@ static int fl_set_key(struct net *net, struct nlattr **tb,
 		       &mask->enc_tp.dst, TCA_FLOWER_KEY_ENC_UDP_DST_PORT_MASK,
 		       sizeof(key->enc_tp.dst));
 
-	fl_set_key_flags(tb, &key->control.flags, &mask->control.flags);
+	if (tb[TCA_FLOWER_KEY_FLAGS])
+		ret = fl_set_key_flags(tb, &key->control.flags, &mask->control.flags);
 
-	return 0;
+	return ret;
 }
 
 static bool fl_mask_eq(struct fl_flow_mask *mask1,