linux-kernel - Re: [PATCH] scsi: sd: Fix unsigned expression compared with zero

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Message-ID: <230c996d-536c-4d7f-9098-2e03203482e4@acm.org>
Date: Mon, 1 Jul 2024 09:50:54 -0700
From: Bart Van Assche <bvanassche@....org>
To: Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>,
 James.Bottomley@...senPartnership.com
Cc: martin.petersen@...cle.com, linux-scsi@...r.kernel.org,
 linux-kernel@...r.kernel.org, Abaci Robot <abaci@...ux.alibaba.com>
Subject: Re: [PATCH] scsi: sd: Fix unsigned expression compared with zero

On 7/1/24 2:06 AM, Jiapeng Chong wrote:
> The return value from the call to scsi_execute_cmd() is int. However, the
> return value is being assigned to an unsigned int variable 'the_result',
> so making 'the_result' an int.
> 
> ./drivers/scsi/sd.c:2333:6-16: WARNING: Unsigned expression compared with zero: the_result > 0.

Since this is a bug fix, please add Cc: stable and Fixes: tags.

Thanks,

Bart.