Merge master.kernel.org:/pub/scm/linux/kernel/git/holtmann/bluetooth-2.6

drivers/bluetooth/bt3c_cs.c

@@ -474,18 +474,6 @@ static int bt3c_hci_ioctl(struct hci_dev *hdev, unsigned int cmd, unsigned long
 /* ======================== Card services HCI interaction ======================== */
 
 
-static struct device *bt3c_device(void)
-{
-	static struct device dev = {
-		.bus_id = "pcmcia",
-	};
-	kobject_set_name(&dev.kobj, "bt3c");
-	kobject_init(&dev.kobj);
-
-	return &dev;
-}
-
-
 static int bt3c_load_firmware(bt3c_info_t *info, unsigned char *firmware, int count)
 {
 	char *ptr = (char *) firmware;
@@ -574,6 +562,7 @@ static int bt3c_open(bt3c_info_t *info)
 {
 	const struct firmware *firmware;
 	struct hci_dev *hdev;
+	client_handle_t handle;
 	int err;
 
 	spin_lock_init(&(info->lock));
@@ -605,8 +594,10 @@ static int bt3c_open(bt3c_info_t *info)
 
 	hdev->owner = THIS_MODULE;
 
+	handle = info->link.handle;
+
 	/* Load firmware */
-	err = request_firmware(&firmware, "BT3CPCC.bin", bt3c_device());
+	err = request_firmware(&firmware, "BT3CPCC.bin", &handle_to_dev(handle));
 	if (err < 0) {
 		BT_ERR("Firmware request failed");
 		goto error;

include/net/bluetooth/rfcomm.h

@@ -33,7 +33,7 @@
 #define RFCOMM_DEFAULT_MTU	127
 #define RFCOMM_DEFAULT_CREDITS	7
 
-#define RFCOMM_MAX_L2CAP_MTU	1024
+#define RFCOMM_MAX_L2CAP_MTU	1013
 #define RFCOMM_MAX_CREDITS	40
 
 #define RFCOMM_SKB_HEAD_RESERVE	8

net/bluetooth/hci_sock.c

@@ -143,13 +143,15 @@ void hci_send_to_sock(struct hci_dev *hdev, struct sk_buff *skb)
 static int hci_sock_release(struct socket *sock)
 {
 	struct sock *sk = sock->sk;
-	struct hci_dev *hdev = hci_pi(sk)->hdev;
+	struct hci_dev *hdev;
 
 	BT_DBG("sock %p sk %p", sock, sk);
 
 	if (!sk)
 		return 0;
 
+	hdev = hci_pi(sk)->hdev;
+
 	bt_sock_unlink(&hci_sk_list, sk);
 
 	if (hdev) {
@@ -311,14 +313,18 @@ static int hci_sock_getname(struct socket *sock, struct sockaddr *addr, int *add
 {
 	struct sockaddr_hci *haddr = (struct sockaddr_hci *) addr;
 	struct sock *sk = sock->sk;
+	struct hci_dev *hdev = hci_pi(sk)->hdev;
 
 	BT_DBG("sock %p sk %p", sock, sk);
 
+	if (!hdev)
+		return -EBADFD;
+
 	lock_sock(sk);
 
 	*addr_len = sizeof(*haddr);
 	haddr->hci_family = AF_BLUETOOTH;
-	haddr->hci_dev    = hci_pi(sk)->hdev->id;
+	haddr->hci_dev    = hdev->id;
 
 	release_sock(sk);
 	return 0;

net/bluetooth/rfcomm/core.c

@@ -46,13 +46,15 @@
 #include <net/bluetooth/l2cap.h>
 #include <net/bluetooth/rfcomm.h>
 
-#define VERSION "1.6"
-
 #ifndef CONFIG_BT_RFCOMM_DEBUG
 #undef  BT_DBG
 #define BT_DBG(D...)
 #endif
 
+#define VERSION "1.7"
+
+static unsigned int l2cap_mtu = RFCOMM_MAX_L2CAP_MTU;
+
 static struct task_struct *rfcomm_thread;
 
 static DECLARE_MUTEX(rfcomm_sem);
@@ -623,7 +625,7 @@ static struct rfcomm_session *rfcomm_session_create(bdaddr_t *src, bdaddr_t *dst
 	/* Set L2CAP options */
 	sk = sock->sk;
 	lock_sock(sk);
-	l2cap_pi(sk)->imtu = RFCOMM_MAX_L2CAP_MTU;
+	l2cap_pi(sk)->imtu = l2cap_mtu;
 	release_sock(sk);
 
 	s = rfcomm_session_add(sock, BT_BOUND);
@@ -1868,7 +1870,7 @@ static int rfcomm_add_listener(bdaddr_t *ba)
 	/* Set L2CAP options */
 	sk = sock->sk;
 	lock_sock(sk);
-	l2cap_pi(sk)->imtu = RFCOMM_MAX_L2CAP_MTU;
+	l2cap_pi(sk)->imtu = l2cap_mtu;
 	release_sock(sk);
 
 	/* Start listening on the socket */
@@ -2070,6 +2072,9 @@ static void __exit rfcomm_exit(void)
 module_init(rfcomm_init);
 module_exit(rfcomm_exit);
 
+module_param(l2cap_mtu, uint, 0644);
+MODULE_PARM_DESC(l2cap_mtu, "Default MTU for the L2CAP connection");
+
 MODULE_AUTHOR("Maxim Krasnyansky <maxk@qualcomm.com>, Marcel Holtmann <marcel@holtmann.org>");
 MODULE_DESCRIPTION("Bluetooth RFCOMM ver " VERSION);
 MODULE_VERSION(VERSION);