---

yaml --- r: 219230 b: refs/heads/master c: 7242063 h: refs/heads/master v: v3
git-mirror · Oct 21, 2010 · 3fd0e9d · 3fd0e9d
1 parent a6824a5
commit 3fd0e9d
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Showing 2 changed files with 6 additions and 6 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: be737a826949760b75c3b46fc86686274965fca1
+refs/heads/master: 7242063018c06977dc6825026b3075076e6f227b
diff --git a/trunk/drivers/media/video/v4l2-dev.c b/trunk/drivers/media/video/v4l2-dev.c
@@ -236,20 +236,20 @@ static unsigned int v4l2_poll(struct file *filp, struct poll_table_struct *poll)
 static long v4l2_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
 {
 	struct video_device *vdev = video_devdata(filp);
-	int ret;
+	int ret = -ENODEV;
 
-	if (!vdev->fops->ioctl)
-		return -ENOTTY;
 	if (vdev->fops->unlocked_ioctl) {
 		if (vdev->lock)
 			mutex_lock(vdev->lock);
-		ret = vdev->fops->unlocked_ioctl(filp, cmd, arg);
+		if (video_is_registered(vdev))
+			ret = vdev->fops->unlocked_ioctl(filp, cmd, arg);
 		if (vdev->lock)
 			mutex_unlock(vdev->lock);
 	} else if (vdev->fops->ioctl) {
 		/* TODO: convert all drivers to unlocked_ioctl */
 		lock_kernel();
-		ret = vdev->fops->ioctl(filp, cmd, arg);
+		if (video_is_registered(vdev))
+			ret = vdev->fops->ioctl(filp, cmd, arg);
 		unlock_kernel();
 	} else
 		ret = -ENOTTY;