diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c
index 7a0f0b27bf1f0affc18e57c96b7c002aa5376fcc..ff6adecc54c66e04b0b1ead721bf006e90396234 100644
--- a/net/ipv4/tcp.c
+++ b/net/ipv4/tcp.c
@@ -2544,7 +2544,7 @@ struct sk_buff **tcp_gro_receive(struct sk_buff **head, struct sk_buff *skb)
 
 		th2 = tcp_hdr(p);
 
-		if ((th->source ^ th2->source) | (th->dest ^ th2->dest)) {
+		if (*(u32 *)&th->source ^ *(u32 *)&th2->source) {
 			NAPI_GRO_CB(p)->same_flow = 0;
 			continue;
 		}