Bluetooth: Allow unsegmented SDU retries on sock_queue_rcv_skb failure

In L2CAP_SDU_UNSEGMENTED case, if sock_queue_rcv_skb returns error,
l2cap_ertm_reassembly_sdu should not return 0 so as to insert the
skb into BUSY_QUEUE for later retries.

Signed-off-by: Ruiyi Zhang <Ruiyi.Zhang@Atheros.com>
Signed-off-by: Gustavo F. Padovan <padovan@profusion.mobi>

1 files changed, 1 insertions, 5 deletions

diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c
index e64a1c2df238..6b59005fba95 100644
--- a/net/bluetooth/l2cap_core.c
+++ b/net/bluetooth/l2cap_core.c
@@ -2928,11 +2928,7 @@ static int l2cap_ertm_reassembly_sdu(struct l2cap_chan *chan, struct sk_buff *sk
                 if (chan->conn_state & L2CAP_CONN_SAR_SDU)
                         goto drop;
 
-                err = sock_queue_rcv_skb(chan->sk, skb);
-                if (!err)
-                        return err;
-
-                break;
+                return sock_queue_rcv_skb(chan->sk, skb);
 
         case L2CAP_SDU_START:
                 if (chan->conn_state & L2CAP_CONN_SAR_SDU)