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From: Mat Martineau <mathewm@codeaurora.org>
To: linux-bluetooth@vger.kernel.org
Cc: marcel@holtmann.org, gustavo@padovan.org,
	rshaffer@codeaurora.org, linux-arm-msm@vger.kernel.org,
	Mat Martineau <mathewm@codeaurora.org>
Subject: [PATCH 1/8] Bluetooth:  Make sure the L2CAP FCS is only enabled for ERTM or streaming.
Date: Mon,  2 Aug 2010 12:20:03 -0700	[thread overview]
Message-ID: <1280776810-18213-2-git-send-email-mathewm@codeaurora.org> (raw)
In-Reply-To: <1280776810-18213-1-git-send-email-mathewm@codeaurora.org>


Signed-off-by: Mat Martineau <mathewm@codeaurora.org>
---
 net/bluetooth/l2cap.c |   12 ++++++++----
 1 files changed, 8 insertions(+), 4 deletions(-)

diff --git a/net/bluetooth/l2cap.c b/net/bluetooth/l2cap.c
index 9ba1e8e..aed72f2 100644
--- a/net/bluetooth/l2cap.c
+++ b/net/bluetooth/l2cap.c
@@ -3127,8 +3127,10 @@ static inline int l2cap_config_req(struct l2cap_conn *conn, struct l2cap_cmd_hdr
 		goto unlock;
 
 	if (l2cap_pi(sk)->conf_state & L2CAP_CONF_INPUT_DONE) {
-		if (!(l2cap_pi(sk)->conf_state & L2CAP_CONF_NO_FCS_RECV) ||
-		    l2cap_pi(sk)->fcs != L2CAP_FCS_NONE)
+		if ((l2cap_pi(sk)->mode == L2CAP_MODE_ERTM ||
+			l2cap_pi(sk)->mode == L2CAP_MODE_STREAMING) &&
+			(!(l2cap_pi(sk)->conf_state & L2CAP_CONF_NO_FCS_RECV) ||
+			l2cap_pi(sk)->fcs != L2CAP_FCS_NONE))
 			l2cap_pi(sk)->fcs = L2CAP_FCS_CRC16;
 
 		sk->sk_state = BT_CONNECTED;
@@ -3217,8 +3219,10 @@ static inline int l2cap_config_rsp(struct l2cap_conn *conn, struct l2cap_cmd_hdr
 	l2cap_pi(sk)->conf_state |= L2CAP_CONF_INPUT_DONE;
 
 	if (l2cap_pi(sk)->conf_state & L2CAP_CONF_OUTPUT_DONE) {
-		if (!(l2cap_pi(sk)->conf_state & L2CAP_CONF_NO_FCS_RECV) ||
-		    l2cap_pi(sk)->fcs != L2CAP_FCS_NONE)
+		if ((l2cap_pi(sk)->mode == L2CAP_MODE_ERTM ||
+			l2cap_pi(sk)->mode == L2CAP_MODE_STREAMING) &&
+			(!(l2cap_pi(sk)->conf_state & L2CAP_CONF_NO_FCS_RECV) ||
+			l2cap_pi(sk)->fcs != L2CAP_FCS_NONE))
 			l2cap_pi(sk)->fcs = L2CAP_FCS_CRC16;
 
 		sk->sk_state = BT_CONNECTED;
-- 
1.7.1

--
Mat Martineau
Employee of Qualcomm Innovation Center, Inc.
Qualcomm Innovation Center, Inc. is a member of Code Aurora Forum

  reply	other threads:[~2010-08-02 19:20 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-08-02 19:20 [PATCH 0/8] Bluetooth: L2CAP updates for PSM validation and ERTM Mat Martineau
2010-08-02 19:20 ` Mat Martineau [this message]
2010-08-02 19:38   ` [PATCH 1/8] Bluetooth: Make sure the L2CAP FCS is only enabled for ERTM or streaming Marcel Holtmann
2010-08-02 21:20     ` Gustavo F. Padovan
2010-08-02 19:20 ` [PATCH 2/8] Bluetooth: Change default ERTM retransmit timeout to 2 seconds, as the spec requires Mat Martineau
2010-08-02 19:40   ` Marcel Holtmann
2010-08-02 19:20 ` [PATCH 3/8] Bluetooth: Validate PSM values in calls to connect() and bind() Mat Martineau
2010-08-02 19:39   ` Marcel Holtmann
2010-08-02 21:24     ` Gustavo F. Padovan
2010-08-02 19:20 ` [PATCH 4/8] Bluetooth: Do endianness conversion on MPS configuration value before doing comparisons Mat Martineau
2010-08-02 19:41   ` Marcel Holtmann
2010-08-02 19:20 ` [PATCH 5/8] Bluetooth: Don't modify remote_tx_win when receiving a config response. Only config requests should set remote_tx_win Mat Martineau
2010-08-02 19:42   ` Marcel Holtmann
2010-08-02 19:20 ` [PATCH 6/8] Bluetooth: Move stream-oriented recvmsg code so it can be used by L2CAP Mat Martineau
2010-08-02 19:46   ` Marcel Holtmann
2010-08-02 22:13     ` Mat Martineau
2010-08-02 19:20 ` [PATCH 7/8] Bluetooth: Use a stream-oriented recvmsg with SOCK_STREAM L2CAP sockets Mat Martineau
2010-08-02 19:53   ` Marcel Holtmann
2010-08-02 19:20 ` [PATCH 8/8] Bluetooth: Use 3-DH5 payload size for default ERTM max PDU size Mat Martineau
2010-08-02 19:48   ` Marcel Holtmann
2010-08-03 16:13     ` Mat Martineau
2010-08-02 19:50 ` [PATCH 0/8] Bluetooth: L2CAP updates for PSM validation and ERTM Marcel Holtmann
2010-08-02 22:02   ` Mat Martineau
2010-08-02 22:09     ` Marcel Holtmann

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