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/ipmr.c b/net/ipv4/ipmr.c
index 8b65a12..26ca2f2 100644
--- a/net/ipv4/ipmr.c
+++ b/net/ipv4/ipmr.c
@@ -1618,8 +1618,8 @@
.fl4_tos = RT_TOS(iph->tos),
.proto = IPPROTO_IPIP
};
-
- if (ip_route_output_key(net, &rt, &fl))
+ rt = ip_route_output_key(net, &fl);
+ if (IS_ERR(rt))
goto out_free;
encap = sizeof(struct iphdr);
} else {
@@ -1629,8 +1629,8 @@
.fl4_tos = RT_TOS(iph->tos),
.proto = IPPROTO_IPIP
};
-
- if (ip_route_output_key(net, &rt, &fl))
+ rt = ip_route_output_key(net, &fl);
+ if (IS_ERR(rt))
goto out_free;
}