linux-kernel - Re: [PATCH][next] media: atomisp: Fix incorrect snprintf format specifiers for signed integers

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Message-ID: <10626b28-9619-47ea-abad-db823c01bb96@suswa.mountain>
Date: Sat, 2 Aug 2025 10:32:01 +0300
From: Dan Carpenter <dan.carpenter@...aro.org>
To: Andy Shevchenko <andy.shevchenko@...il.com>
Cc: Colin Ian King <colin.i.king@...il.com>,
	Andy Shevchenko <andy@...nel.org>, Hans de Goede <hansg@...nel.org>,
	Mauro Carvalho Chehab <mchehab@...nel.org>,
	Sakari Ailus <sakari.ailus@...ux.intel.com>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	linux-media@...r.kernel.org, linux-staging@...ts.linux.dev,
	kernel-janitors@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH][next] media: atomisp: Fix incorrect snprintf format
 specifiers for signed integers

On Fri, Aug 01, 2025 at 11:57:43PM +0200, Andy Shevchenko wrote:
> On Fri, Aug 1, 2025 at 6:01 PM Colin Ian King <colin.i.king@...il.com> wrote:
> >
> > There are incorrect %u format specifiers being used to for signed integers,
> > fix this by using %d instead.
> 
> Both of them sound to me like the fix of the symptom and not the
> cause. Can we simply make types of the iterators to be unsigned
> instead?

Making iterator unsigned by default only increases the rate of bugs.

(Although, my stats might be biased because I'm only looking at bugs I
can detect through static analysis).

regards,
dan carpenter