ipv4: Unmask upper DSCP bits in ip_route_output_key_hash()

Unmask the upper DSCP bits so that in the future output routes could be looked up according to the full DSCP value. Signed-off-by: Ido Schimmel <[email protected]> Reviewed-by: Guillaume Nault <[email protected]> Signed-off-by: David S. Miller <[email protected]>
mj22226 · Aug 31, 2024 · a63cef4 · a63cef4
1 parent 47afa28
commit a63cef4
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/net/ipv4/route.c b/net/ipv4/route.c
@@ -2618,7 +2618,7 @@ struct rtable *ip_route_output_key_hash(struct net *net, struct flowi4 *fl4,
 	struct rtable *rth;
 
 	fl4->flowi4_iif = LOOPBACK_IFINDEX;
-	fl4->flowi4_tos &= IPTOS_RT_MASK;
+	fl4->flowi4_tos &= INET_DSCP_MASK;
 
 	rcu_read_lock();
 	rth = ip_route_output_key_hash_rcu(net, fl4, &res, skb);