linux-kernel - Re: [PATCH v2 1/2] nvme-auth: unlock mutex in one place only

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Message-ID: <69d4239c-25b7-5d14-6140-490bb88dccb4@suse.de>
Date:   Mon, 31 Jul 2023 18:37:30 +0200
From:   Hannes Reinecke <hare@...e.de>
To:     Mark O'Donovan <shiftee@...teo.net>, linux-kernel@...r.kernel.org
Cc:     linux-nvme@...ts.infradead.org, axboe@...nel.dk, kbusch@...nel.org,
        Christoph Hellwig <hch@....de>,
        Sagi Grimberg <sagi@...mberg.me>
Subject: Re: [PATCH v2 1/2] nvme-auth: unlock mutex in one place only

On 7/31/23 16:51, Mark O'Donovan wrote:
> Signed-off-by: Mark O'Donovan <shiftee@...teo.net>
> Reviewed-by: Christoph Hellwig <hch@....de>
> Reviewed-by: Sagi Grimberg <sagi@...mberg.me>
> ---
>   drivers/nvme/host/auth.c | 3 +--
>   1 file changed, 1 insertion(+), 2 deletions(-)
> 
> diff --git a/drivers/nvme/host/auth.c b/drivers/nvme/host/auth.c
> index daf5d144a8ea..e1a98647c3a2 100644
> --- a/drivers/nvme/host/auth.c
> +++ b/drivers/nvme/host/auth.c
> @@ -758,12 +758,11 @@ static void nvme_queue_auth_work(struct work_struct *work)
>   		__func__, chap->qid);
>   	mutex_lock(&ctrl->dhchap_auth_mutex);
>   	ret = nvme_auth_dhchap_setup_host_response(ctrl, chap);
> +	mutex_unlock(&ctrl->dhchap_auth_mutex);
>   	if (ret) {
> -		mutex_unlock(&ctrl->dhchap_auth_mutex);
>   		chap->error = ret;
>   		goto fail2;
>   	}
> -	mutex_unlock(&ctrl->dhchap_auth_mutex);
>   
>   	/* DH-HMAC-CHAP Step 3: send reply */
>   	dev_dbg(ctrl->device, "%s: qid %d send reply\n",
If you insist.

Reviewed-by: Hannes Reinecke <hare@...e.de>

Cheers,

Hannes
-- 
Dr. Hannes Reinecke                Kernel Storage Architect
hare@...e.de                              +49 911 74053 688
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