linux-kernel - Re: [PATCH] drm/solomon: Use kmalloc

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Message-ID: <878qh4ae1i.fsf@ocarina.mail-host-address-is-not-set>
Date: Tue, 21 Oct 2025 09:51:05 +0200
From: Javier Martinez Canillas <javierm@...hat.com>
To: Mehdi Ben Hadj Khelifa <mehdi.benhadjkhelifa@...il.com>, Shuah Khan
 <skhan@...uxfoundation.org>, maarten.lankhorst@...ux.intel.com,
 mripard@...nel.org, tzimmermann@...e.de, airlied@...il.com,
 simona@...ll.ch
Cc: dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org,
 david.hunter.linux@...il.com, khalid@...nel.org,
 linux-kernel-mentees@...ts.linuxfoundation.org
Subject: Re: [PATCH] drm/solomon: Use kmalloc_array() instead of kmalloc()

Mehdi Ben Hadj Khelifa <mehdi.benhadjkhelifa@...il.com> writes:

Hello Mehdi,

> On 10/20/25 9:56 PM, Shuah Khan wrote:

[...]

>>> I have a raspberrypi zero 2 wh that i'm using in combination with the 
>>> ssd1306 OLED panel via I2C to test it's rendering and it's working 
>>> properly by using modetest and seeing no regressions or warnings in 
>>> dmesg.
>>>
>> 
>> Send v2 with all these details and why this change is needed
>> in the first place.
>> 
> Okay, I will do that as soon as possible.> When and how does this 
> potential problem trigger? Is this a
>> theoretical or does this happen in this code path and how?
>> Next time include all of these details people understand the
>> problem better.
>> 
> We'll do in the next iteration.Thanks
>

A similar patch was posted by another developer a couple of weeks
ago and is now queued already in the drm-misc-next branch:

https://cgit.freedesktop.org/drm/drm-misc/commit/?id=940dd88c5f5bdb1f3e19873a856a677ebada63a9

-- 
Best regards,

Javier Martinez Canillas
Core Platforms
Red Hat