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authorArnd Bergmann <arnd@arndb.de>2008-05-20 19:15:40 +0200
committerJonathan Corbet <corbet@lwn.net>2008-06-20 14:05:55 -0600
commit8324af6dddac11f9f7e9df8b784f6949ddb61b5d (patch)
tree037541390197b28dd7a20b58e6846114cfb62604 /drivers/bluetooth
parent986837badea28a8d32864ced7cbc2fb80b9f7c91 (diff)
bluetooth-vhci: BKL pushdown
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'drivers/bluetooth')
-rw-r--r--drivers/bluetooth/hci_vhci.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/bluetooth/hci_vhci.c b/drivers/bluetooth/hci_vhci.c
index 0638730a4a19..7734bc9af3ca 100644
--- a/drivers/bluetooth/hci_vhci.c
+++ b/drivers/bluetooth/hci_vhci.c
@@ -28,6 +28,7 @@
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/slab.h>
+#include <linux/smp_lock.h>
#include <linux/types.h>
#include <linux/errno.h>
#include <linux/sched.h>
@@ -263,9 +264,11 @@ static int vhci_open(struct inode *inode, struct file *file)
skb_queue_head_init(&data->readq);
init_waitqueue_head(&data->read_wait);
+ lock_kernel();
hdev = hci_alloc_dev();
if (!hdev) {
kfree(data);
+ unlock_kernel();
return -ENOMEM;
}
@@ -286,10 +289,12 @@ static int vhci_open(struct inode *inode, struct file *file)
BT_ERR("Can't register HCI device");
kfree(data);
hci_free_dev(hdev);
+ unlock_kernel();
return -EBUSY;
}
file->private_data = data;
+ unlock_kernel();
return nonseekable_open(inode, file);
}