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From: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
To: Jiapeng Chong <jiapeng.chong@linux.alibaba.com>
Cc: gregkh@linuxfoundation.org, linux-serial@vger.kernel.org,
	linux-kernel@vger.kernel.org,
	Abaci Robot <abaci@linux.alibaba.com>
Subject: Re: [PATCH] 8250_men_mcb: Fix unsigned comparison with less than zero
Date: Thu, 3 Aug 2023 14:58:30 +0300	[thread overview]
Message-ID: <ZMuWZulcClgyFxR3@smile.fi.intel.com> (raw)
In-Reply-To: <20230803084753.51253-1-jiapeng.chong@linux.alibaba.com>

On Thu, Aug 03, 2023 at 04:47:53PM +0800, Jiapeng Chong wrote:
> The data->line[i] is defined as unsigned int type, if(data->line[i] < 0)
> is invalid, so replace data->line[i] with res.
> 
> ./drivers/tty/serial/8250/8250_men_mcb.c:223:6-19: WARNING: Unsigned expression compared with zero: data->line[i] < 0.

Having

 WARNING: Unsigned expression compared with zero: data->line[i] < 0.

is enough.

Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>

-- 
With Best Regards,
Andy Shevchenko



      reply	other threads:[~2023-08-03 11:58 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-08-03  8:47 [PATCH] 8250_men_mcb: Fix unsigned comparison with less than zero Jiapeng Chong
2023-08-03 11:58 ` Andy Shevchenko [this message]

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