From: Gustavo F. Padovan <padovan@profusion.mobi>
Date: Sat, 1 May 2010 19:15:43 +0000 (-0300)
Subject: Bluetooth: Don't set control bits to zero first
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=44651b85cc3a076147af5d181fc4833ef8debc59;p=GitHub%2Fexynos8895%2Fandroid_kernel_samsung_universal8895.git

Bluetooth: Don't set control bits to zero first

We can set the SAR bits in the control field directly.

Signed-off-by: Gustavo F. Padovan <padovan@profusion.mobi>
Reviewed-by: João Paulo Rechi Vita <jprvita@profusion.mobi>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
---

diff --git a/net/bluetooth/l2cap.c b/net/bluetooth/l2cap.c
index 31514d8faa66..cfb18cd97564 100644
--- a/net/bluetooth/l2cap.c
+++ b/net/bluetooth/l2cap.c
@@ -1636,16 +1636,15 @@ static inline int l2cap_sar_segment_sdu(struct sock *sk, struct msghdr *msg, siz
 	__skb_queue_tail(&sar_queue, skb);
 	len -= pi->remote_mps;
 	size += pi->remote_mps;
-	control = 0;
 
 	while (len > 0) {
 		size_t buflen;
 
 		if (len > pi->remote_mps) {
-			control |= L2CAP_SDU_CONTINUE;
+			control = L2CAP_SDU_CONTINUE;
 			buflen = pi->remote_mps;
 		} else {
-			control |= L2CAP_SDU_END;
+			control = L2CAP_SDU_END;
 			buflen = len;
 		}
 
@@ -1658,7 +1657,6 @@ static inline int l2cap_sar_segment_sdu(struct sock *sk, struct msghdr *msg, siz
 		__skb_queue_tail(&sar_queue, skb);
 		len -= buflen;
 		size += buflen;
-		control = 0;
 	}
 	skb_queue_splice_tail(&sar_queue, TX_QUEUE(sk));
 	if (sk->sk_send_head == NULL)