As the first thing this function does is to call
v4l2_device_register(), it should call v4l2_device_unregister()
if an error occurs, the same way as done at saa7146_vv_release().
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
if (hdl->error) {
err = hdl->error;
v4l2_ctrl_handler_free(hdl);
+ v4l2_device_unregister(&dev->v4l2_dev);
return err;
}
dev->v4l2_dev.ctrl_handler = hdl;
if (vv == NULL) {
ERR("out of memory. aborting.\n");
v4l2_ctrl_handler_free(hdl);
+ v4l2_device_unregister(&dev->v4l2_dev);
return -ENOMEM;
}
ext_vv->vid_ops = saa7146_video_ioctl_ops;
ERR("out of memory. aborting.\n");
kfree(vv);
v4l2_ctrl_handler_free(hdl);
+ v4l2_device_unregister(&dev->v4l2_dev);
return -ENOMEM;
}