diff --git a/drivers/media/video/v4l2-dev.c b/drivers/media/video/v4l2-dev.c
index 155fdec..7a3c1ed 100644
--- a/drivers/media/video/v4l2-dev.c
+++ b/drivers/media/video/v4l2-dev.c
@@ -132,6 +132,11 @@ static int video_open(struct inode *inode, struct file *file)
 	}
 	old_fops = file->f_op;
 	file->f_op = fops_get(vfl->fops);
+	if (file->f_op == NULL) {
+		file->f_op = old_fops;
+		err = -ENODEV;
+		goto out;
+	}
 	if (file->f_op->open)
 		err = file->f_op->open(inode, file);
 	if (err) {
@@ -139,6 +144,7 @@ static int video_open(struct inode *inode, struct file *file)
 		file->f_op = fops_get(old_fops);
 	}
 	fops_put(old_fops);
+out:
 	mutex_unlock(&videodev_lock);
 	unlock_kernel();
 	return err;