[PATCH] V4L: fix use after free bug in v4l core.

eb598e09 · Greg Kroah-Hartman · 2daeb268 · eb598e09
Commit eb598e09 authored Aug 22, 2003 by Greg Kroah-Hartman
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drivers/media/video/videodev.c drivers/media/video/videodev.c +1 -1

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--- a/drivers/media/video/videodev.c
+++ b/drivers/media/video/videodev.c
@@ -349,9 +349,9 @@ void video_unregister_device(struct video_device *vfd)
 	if(video_device[vfd->minor]!=vfd)
 		panic("videodev: bad unregister");
-	class_device_unregister(&vfd->class_dev);
 	devfs_remove(vfd->devfs_name);
 	video_device[vfd->minor]=NULL;
+	class_device_unregister(&vfd->class_dev);
 	up(&videodev_lock);
 }