diff options
Diffstat (limited to 'drivers/media/video/pwc/pwc-if.c')
| -rw-r--r-- | drivers/media/video/pwc/pwc-if.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/media/video/pwc/pwc-if.c b/drivers/media/video/pwc/pwc-if.c index 1d5a6db..fdf113f 100644 --- a/drivers/media/video/pwc/pwc-if.c +++ b/drivers/media/video/pwc/pwc-if.c @@ -1160,6 +1160,7 @@ static int usb_pwc_probe(struct usb_interface *intf, const struct usb_device_id pwc_construct(pdev); /* set min/max sizes correct */ mutex_init(&pdev->modlock); + mutex_init(&pdev->udevlock); spin_lock_init(&pdev->queued_bufs_lock); INIT_LIST_HEAD(&pdev->queued_bufs); @@ -1297,6 +1298,7 @@ static void usb_pwc_disconnect(struct usb_interface *intf) { struct pwc_device *pdev = usb_get_intfdata(intf); + mutex_lock(&pdev->udevlock); mutex_lock(&pdev->modlock); usb_set_intfdata(intf, NULL); @@ -1306,6 +1308,7 @@ static void usb_pwc_disconnect(struct usb_interface *intf) pdev->udev = NULL; mutex_unlock(&pdev->modlock); + mutex_unlock(&pdev->udevlock); pwc_remove_sysfs_files(pdev); video_unregister_device(&pdev->vdev); |