diff options
| -rw-r--r-- | drivers/media/video/au0828/au0828-video.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/media/video/au0828/au0828-video.c b/drivers/media/video/au0828/au0828-video.c index cf8fc6274713..48682af911fa 100644 --- a/drivers/media/video/au0828/au0828-video.c +++ b/drivers/media/video/au0828/au0828-video.c @@ -1116,6 +1116,13 @@ static ssize_t au0828_v4l2_read(struct file *filp, char __user *buf, if (!res_get(fh, AU0828_RESOURCE_VBI)) return -EBUSY; + if (dev->vbi_timeout_running == 0) { + /* Handle case where caller tries to read without + calling streamon first */ + dev->vbi_timeout_running = 1; + mod_timer(&dev->vbi_timeout, jiffies + (HZ / 10)); + } + return videobuf_read_stream(&fh->vb_vbiq, buf, count, pos, 0, filp->f_flags & O_NONBLOCK); } |