net/sched: cls_flower: Use a proper mask value for enc key id parameter

The current code use the encapsulation key id value as the mask of that
parameter which is wrong. Fix that by using a full mask.

Fixes: bc3103f1 ('net/sched: cls_flower: Classify packet in ip tunnels')
Signed-off-by: NHadar Hen Zion <hadarh@mellanox.com>
Acked-by: NAmir Vadai <amir@vadai.me>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>

net/sched/cls_flower.c

@@ -481,7 +481,7 @@ static int fl_set_key(struct net *net, struct nlattr **tb,
 	}
 
 	fl_set_key_val(tb, &key->enc_key_id.keyid, TCA_FLOWER_KEY_ENC_KEY_ID,
-		       &mask->enc_key_id.keyid, TCA_FLOWER_KEY_ENC_KEY_ID,
+		       &mask->enc_key_id.keyid, TCA_FLOWER_UNSPEC,
 		       sizeof(key->enc_key_id.keyid));
 
 	return 0;
@@ -919,7 +919,7 @@ static int fl_dump(struct net *net, struct tcf_proto *tp, unsigned long fh,
 		goto nla_put_failure;
 
 	if (fl_dump_key_val(skb, &key->enc_key_id, TCA_FLOWER_KEY_ENC_KEY_ID,
-			    &mask->enc_key_id, TCA_FLOWER_KEY_ENC_KEY_ID,
+			    &mask->enc_key_id, TCA_FLOWER_UNSPEC,
 			    sizeof(key->enc_key_id)))
 		goto nla_put_failure;