diff --git a/net/ipv4/ip_output.c b/net/ipv4/ip_output.c
index 57d290d89ec2b06741105c1f5eca2e103190f69f..8ee4d016740d925f3781b8fc7842c99ed2145c27 100644
--- a/net/ipv4/ip_output.c
+++ b/net/ipv4/ip_output.c
@@ -847,10 +847,11 @@ int ip_append_data(struct sock *sk,
 	if (((length > mtu) && (sk->sk_protocol == IPPROTO_UDP)) &&
 			(rt->u.dst.dev->features & NETIF_F_UFO)) {
 
-		if(ip_ufo_append_data(sk, getfrag, from, length, hh_len,
-			       fragheaderlen, transhdrlen, mtu, flags))
+		err = ip_ufo_append_data(sk, getfrag, from, length, hh_len,
+					 fragheaderlen, transhdrlen, mtu,
+					 flags);
+		if (err)
 			goto error;
-
 		return 0;
 	}
 
diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c
index f999edd846a9a28744321dc0ab712885454bca29..5bf70b1442eae1f0be6497774be8ea7ceac9cbf1 100644
--- a/net/ipv6/ip6_output.c
+++ b/net/ipv6/ip6_output.c
@@ -944,10 +944,11 @@ int ip6_append_data(struct sock *sk, int getfrag(void *from, char *to,
 	if (((length > mtu) && (sk->sk_protocol == IPPROTO_UDP)) &&
 	    (rt->u.dst.dev->features & NETIF_F_UFO)) {
 
-		if(ip6_ufo_append_data(sk, getfrag, from, length, hh_len,
-				fragheaderlen, transhdrlen, mtu, flags))
+		err = ip6_ufo_append_data(sk, getfrag, from, length, hh_len,
+					  fragheaderlen, transhdrlen, mtu,
+					  flags);
+		if (err)
 			goto error;
-
 		return 0;
 	}