diff options
Diffstat (limited to 'drivers/media/usb/usbtv')
| -rw-r--r-- | drivers/media/usb/usbtv/usbtv-video.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/media/usb/usbtv/usbtv-video.c b/drivers/media/usb/usbtv/usbtv-video.c index be22a9697197..de0328100a60 100644 --- a/drivers/media/usb/usbtv/usbtv-video.c +++ b/drivers/media/usb/usbtv/usbtv-video.c @@ -73,6 +73,10 @@ static int usbtv_configure_for_norm(struct usbtv *usbtv, v4l2_std_id norm) } if (params) { + if (vb2_is_busy(&usbtv->vb2q) && + (usbtv->width != params->cap_width || + usbtv->height != params->cap_height)) + return -EBUSY; usbtv->width = params->cap_width; usbtv->height = params->cap_height; usbtv->n_chunks = usbtv->width * usbtv->height |