diff options
Diffstat (limited to 'linux/drivers/media/video/uvc/uvc_v4l2.c')
| -rw-r--r-- | linux/drivers/media/video/uvc/uvc_v4l2.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/linux/drivers/media/video/uvc/uvc_v4l2.c b/linux/drivers/media/video/uvc/uvc_v4l2.c index aa7949d95..e03419afe 100644 --- a/linux/drivers/media/video/uvc/uvc_v4l2.c +++ b/linux/drivers/media/video/uvc/uvc_v4l2.c @@ -654,7 +654,7 @@ static long uvc_v4l2_do_ioctl(struct file *file, unsigned int cmd, void *arg) case VIDIOC_S_INPUT: { - u8 input = *(u32 *)arg + 1; + u32 input = *(u32 *)arg + 1; if ((ret = uvc_acquire_privileges(handle)) < 0) return ret; @@ -666,7 +666,7 @@ static long uvc_v4l2_do_ioctl(struct file *file, unsigned int cmd, void *arg) break; } - if (input > video->selector->selector.bNrInPins) + if (input == 0 || input > video->selector->selector.bNrInPins) return -EINVAL; return uvc_query_ctrl(video->dev, SET_CUR, video->selector->id, |