diff --git a/[refs] b/[refs]
index c0d5096f7775..6fce7a5d10af 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 75b93b59ad625d734b1c7d7e05bf6b9898c8c28f
+refs/heads/master: 0ef3ef0f676e3c7aaab4a936635f503770fd38b2
diff --git a/trunk/net/bluetooth/l2cap_core.c b/trunk/net/bluetooth/l2cap_core.c
index dcccae04ae08..0d5bb45e7be7 100644
--- a/trunk/net/bluetooth/l2cap_core.c
+++ b/trunk/net/bluetooth/l2cap_core.c
@@ -3927,15 +3927,15 @@ static inline int l2cap_data_channel_iframe(struct l2cap_chan *chan, u32 rx_cont
 		__skb_queue_head_init(&chan->srej_q);
 		l2cap_add_to_srej_queue(chan, skb, tx_seq, sar);
 
-		set_bit(CONN_SEND_PBIT, &chan->conn_state);
+		/* Set P-bit only if there are some I-frames to ack. */
+		if (__clear_ack_timer(chan))
+			set_bit(CONN_SEND_PBIT, &chan->conn_state);
 
 		err = l2cap_send_srejframe(chan, tx_seq);
 		if (err < 0) {
 			l2cap_send_disconn_req(chan->conn, chan, -err);
 			return err;
 		}
-
-		__clear_ack_timer(chan);
 	}
 	return 0;