ipv4: Make output route lookup return rtable directly.
Instead of on the stack.
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/ipv4/ip_output.c b/net/ipv4/ip_output.c
index 33316b35..171f483 100644
--- a/net/ipv4/ip_output.c
+++ b/net/ipv4/ip_output.c
@@ -355,7 +355,8 @@
* itself out.
*/
security_sk_classify_flow(sk, &fl);
- if (ip_route_output_flow(sock_net(sk), &rt, &fl, sk))
+ rt = ip_route_output_flow(sock_net(sk), &fl, sk);
+ if (IS_ERR(rt))
goto no_route;
}
sk_setup_caps(sk, &rt->dst);
@@ -1489,7 +1490,8 @@
.proto = sk->sk_protocol,
.flags = ip_reply_arg_flowi_flags(arg) };
security_skb_classify_flow(skb, &fl);
- if (ip_route_output_key(sock_net(sk), &rt, &fl))
+ rt = ip_route_output_key(sock_net(sk), &fl);
+ if (IS_ERR(rt))
return;
}