Re: [PATCH] scsi_dh_alua: suppress errors from unsupported devices

[Christoph Hellwig <hch@xxxxxx>]

>  	error = scsi_dh_add_device(sdev);
> -	if (error)
> -		/*
> -		 * device_handler is optional, so any error can be ignored
> -		 */
> -		sdev_printk(KERN_INFO, sdev,
> -				"failed to add device handler: %d\n", error);
> +	/* device_handler is optional, so any error can be ignored */

In that case it should return void.