Bluetooth: Remove err parameter from alloc_skb()

Use ERR_PTR maginc instead.

Signed-off-by: Gustavo Padovan <gustavo@padovan.org>
Acked-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
diff --git a/net/bluetooth/l2cap_sock.c b/net/bluetooth/l2cap_sock.c
index ae1d78ee..46126cb 100644
--- a/net/bluetooth/l2cap_sock.c
+++ b/net/bluetooth/l2cap_sock.c
@@ -927,12 +927,16 @@
 }
 
 static struct sk_buff *l2cap_sock_alloc_skb_cb(struct l2cap_chan *chan,
-					       unsigned long len, int nb,
-					       int *err)
+					       unsigned long len, int nb)
 {
-	struct sock *sk = chan->sk;
+	struct sk_buff *skb;
+	int err;
 
-	return bt_skb_send_alloc(sk, len, nb, err);
+	skb = bt_skb_send_alloc(chan->sk, len, nb, &err);
+	if (!skb)
+		return ERR_PTR(err);
+
+	return skb;
 }
 
 static struct l2cap_ops l2cap_chan_ops = {