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Diffstat (limited to 'drivers/media/video/s2255drv.c')
| -rw-r--r-- | drivers/media/video/s2255drv.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/media/video/s2255drv.c b/drivers/media/video/s2255drv.c index ac9c40cf583..1f9a49e054a 100644 --- a/drivers/media/video/s2255drv.c +++ b/drivers/media/video/s2255drv.c @@ -1716,11 +1716,15 @@ static int s2255_open(struct file *file) dprintk(1, "s2255: open called (dev=%s)\n", video_device_node_name(vdev)); - for (i = 0; i < MAX_CHANNELS; i++) + for (i = 0; i < MAX_CHANNELS; i++) { if (&dev->vdev[i] == vdev) { cur_channel = i; break; } + } + if (i == MAX_CHANNELS) + return -ENODEV; + /* * open lock necessary to prevent multiple instances * of v4l-conf (or other programs) from simultaneously |