1 files changed, 12 insertions, 1 deletions

diff --git a/include/net/sock.h b/include/net/sock.h
index 90c65cb091a..75b0e97ed93 100644
--- a/include/net/sock.h
+++ b/include/net/sock.h
@@ -1273,11 +1273,22 @@ sock_recv_timestamp(struct msghdr *msg, struct sock *sk, struct sk_buff *skb)
  * This routine must be called with interrupts disabled or with the socket
  * locked so that the sk_buff queue operation is ok.
 */
-static inline void sk_eat_skb(struct sock *sk, struct sk_buff *skb)
+#ifdef CONFIG_NET_DMA
+static inline void sk_eat_skb(struct sock *sk, struct sk_buff *skb, int copied_early)
+{
+        __skb_unlink(skb, &sk->sk_receive_queue);
+        if (!copied_early)
+                __kfree_skb(skb);
+        else
+                __skb_queue_tail(&sk->sk_async_wait_queue, skb);
+}
+#else
+static inline void sk_eat_skb(struct sock *sk, struct sk_buff *skb, int copied_early)
 {
         __skb_unlink(skb, &sk->sk_receive_queue);
         __kfree_skb(skb);
 }
+#endif
 
 extern void sock_enable_timestamp(struct sock *sk);
 extern int sock_get_timestamp(struct sock *, struct timeval __user *);