From 039d9572f11ef46ff2743798f2170a888d393ec6 Mon Sep 17 00:00:00 2001 From: Szymon Janc Date: Wed, 16 Nov 2011 09:32:19 +0100 Subject: [PATCH] Bluetooth: Simplify l2cap_add_to_srej_queue Make it easier to see what is loop break condition. skb_queue_next return valid skb or garbage, not NULL. Signed-off-by: Szymon Janc Signed-off-by: Gustavo F. Padovan --- net/bluetooth/l2cap_core.c | 13 +++++-------- 1 file changed, 5 insertions(+), 8 deletions(-) diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c index 276817a90f59..bd65b3e8a1df 100644 --- a/net/bluetooth/l2cap_core.c +++ b/net/bluetooth/l2cap_core.c @@ -3562,14 +3562,10 @@ static int l2cap_add_to_srej_queue(struct l2cap_chan *chan, struct sk_buff *skb, bt_cb(skb)->sar = sar; next_skb = skb_peek(&chan->srej_q); - if (!next_skb) { - __skb_queue_tail(&chan->srej_q, skb); - return 0; - } tx_seq_offset = __seq_offset(chan, tx_seq, chan->buffer_seq); - do { + while (next_skb) { if (bt_cb(next_skb)->tx_seq == tx_seq) return -EINVAL; @@ -3582,9 +3578,10 @@ static int l2cap_add_to_srej_queue(struct l2cap_chan *chan, struct sk_buff *skb, } if (skb_queue_is_last(&chan->srej_q, next_skb)) - break; - - } while ((next_skb = skb_queue_next(&chan->srej_q, next_skb))); + next_skb = NULL; + else + next_skb = skb_queue_next(&chan->srej_q, next_skb); + } __skb_queue_tail(&chan->srej_q, skb); -- 2.39.5