Revert "net: release skb->dst in sock_queue_rcv_skb()"

This reverts commit 70355602879229c6f8bd694ec9c0814222bc4936.

As pointed out by Mark McLoughlin IP_PKTINFO cmsg data is one
post-queueing user, so this optimization is not valid right
now.

Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 1 insertions, 5 deletions

diff --git a/net/core/sock.c b/net/core/sock.c
index ac4f0e79226b..f3a0d08cbb48 100644
--- a/net/core/sock.c
+++ b/net/core/sock.c
@@ -289,11 +289,7 @@ int sock_queue_rcv_skb(struct sock *sk, struct sk_buff *skb)
 
         skb->dev = NULL;
         skb_set_owner_r(skb, sk);
-        /*
-         * release dst right now while its hot
-         */
-        dst_release(skb->dst);
-        skb->dst = NULL;
+
         /* Cache the SKB length before we tack it onto the receive
          * queue.  Once it is added it no longer belongs to us and
          * may be freed by other threads of control pulling packets