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Date:   Thu, 9 Sep 2021 07:47:39 -0700
From:   Keith Busch <kbusch@kernel.org>
To:     Jiapeng Chong <jiapeng.chong@linux.alibaba.com>
Cc:     axboe@fb.com, hch@lst.de, sagi@grimberg.me,
        linux-nvme@lists.infradead.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] nvme: Fix missing error code in
 nvme_configure_directives()
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On Thu, Sep 09, 2021 at 05:50:21PM +0800, Jiapeng Chong wrote:
> From: chongjiapeng <jiapeng.chong@linux.alibaba.com>
> 
> The error code is missing in this code scenario, add the error code
> '-EINVAL' to the return value 'ret'.
> 
> Eliminate the follow smatch warning:
> 
> drivers/nvme/host/core.c:786 nvme_configure_directives() warn: missing
> error code 'ret'.

Nak, the code is correct as-is. Returning a negative error for this
harmless condition will result in disabling the controller when we can
proceed just fine without directives.