diff options
Diffstat (limited to 'drivers/media/usb')
| -rw-r--r-- | drivers/media/usb/uvc/uvc_ctrl.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/media/usb/uvc/uvc_ctrl.c b/drivers/media/usb/uvc/uvc_ctrl.c index fea09a33c6c8..54ba04c2db1d 100644 --- a/drivers/media/usb/uvc/uvc_ctrl.c +++ b/drivers/media/usb/uvc/uvc_ctrl.c @@ -1991,6 +1991,9 @@ int uvc_ctrl_add_mapping(struct uvc_video_chain *chain, if (!found) return -ENOENT; + if (ctrl->info.size < mapping->size) + return -EINVAL; + if (mutex_lock_interruptible(&chain->ctrl_mutex)) return -ERESTARTSYS; |