From: Marcel Holtmann <marcel@holtmann.org>
Date: Thu, 31 Oct 2013 11:54:33 +0000 (-0700)
Subject: Bluetooth: Store supported commands only during setup procedure
X-Git-Tag: v3.14-rc1~94^2~482^2^2~42^2~15
X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?p=pandora-kernel.git;a=commitdiff_plain;h=6a070e6e81adfaed060c5696ef3388126d2165b1;ds=sidebyside

Bluetooth: Store supported commands only during setup procedure

The list of supported commands of a controller can not change during
its lifetime. So store the list just once during the setup procedure
and not every time the HCI command is executed.

Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
---

diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c
index d75d51ff4fdd..4d0f4018df18 100644
--- a/net/bluetooth/hci_event.c
+++ b/net/bluetooth/hci_event.c
@@ -486,7 +486,10 @@ static void hci_cc_read_local_commands(struct hci_dev *hdev,
 
 	BT_DBG("%s status 0x%2.2x", hdev->name, rp->status);
 
-	if (!rp->status)
+	if (rp->status)
+		return;
+
+	if (test_bit(HCI_SETUP, &hdev->dev_flags))
 		memcpy(hdev->commands, rp->commands, sizeof(hdev->commands));
 }