linux-kernel - Re: [PATCH v2] block: nbd: fix sanity check for first

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Date:   Mon, 11 Oct 2021 09:35:56 +0200
From:   Christoph Hellwig <hch@....de>
To:     "Yan, Zheng" <ukernel@...il.com>
Cc:     linux-block@...r.kernel.org, linux-kernel@...r.kernel.org,
        axboe@...nel.dk, hch@....de, paskripkin@...il.com,
        "Yan, Zheng" <yanzheng03@...ishou.com>
Subject: Re: [PATCH v2] block: nbd: fix sanity check for first_minor

On Mon, Oct 11, 2021 at 10:45:09AM +0800, Yan, Zheng wrote:
> From: "Yan, Zheng" <yanzheng03@...ishou.com>
> 
> Device's minor is a 20-bits number, max value is 0xfffff.

I'd just drop this check again now that we do have proper error
handling in add_disk.