diff options
Diffstat (limited to 'linux')
| -rw-r--r-- | linux/drivers/media/video/gspca/gspca.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/linux/drivers/media/video/gspca/gspca.c b/linux/drivers/media/video/gspca/gspca.c index cac937040..64842682e 100644 --- a/linux/drivers/media/video/gspca/gspca.c +++ b/linux/drivers/media/video/gspca/gspca.c @@ -434,6 +434,7 @@ static void destroy_urbs(struct gspca_dev *gspca_dev) if (urb == NULL) break; + BUG_ON(!gspca_dev->dev); gspca_dev->urb[i] = NULL; if (!gspca_dev->present) usb_kill_urb(urb); @@ -1953,8 +1954,12 @@ void gspca_disconnect(struct usb_interface *intf) { struct gspca_dev *gspca_dev = usb_get_intfdata(intf); + mutex_lock(&gspca_dev->usb_lock); gspca_dev->present = 0; + mutex_unlock(&gspca_dev->usb_lock); + destroy_urbs(gspca_dev); + gspca_dev->dev = NULL; usb_set_intfdata(intf, NULL); /* release the device */ |