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-rw-r--r--net/ipv4/ip_output.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/net/ipv4/ip_output.c b/net/ipv4/ip_output.c
index e19ef88ae..a6d460aae 100644
--- a/net/ipv4/ip_output.c
+++ b/net/ipv4/ip_output.c
@@ -1268,6 +1268,12 @@ static int ip_setup_cork(struct sock *sk, struct inet_cork *cork,
if (unlikely(!rt))
return -EFAULT;
+ cork->fragsize = ip_sk_use_pmtu(sk) ?
+ dst_mtu(&rt->dst) : READ_ONCE(rt->dst.dev->mtu);
+
+ if (!inetdev_valid_mtu(cork->fragsize))
+ return -ENETUNREACH;
+
/*
* setup for corking.
*/
@@ -1284,12 +1290,6 @@ static int ip_setup_cork(struct sock *sk, struct inet_cork *cork,
cork->addr = ipc->addr;
}
- cork->fragsize = ip_sk_use_pmtu(sk) ?
- dst_mtu(&rt->dst) : READ_ONCE(rt->dst.dev->mtu);
-
- if (!inetdev_valid_mtu(cork->fragsize))
- return -ENETUNREACH;
-
cork->gso_size = ipc->gso_size;
cork->dst = &rt->dst;