linux-kernel - Re: [PATCH] platform/x86: ibm_rtl: fix EBDA signature search pointer arithmetic

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Message-Id: <176641459407.16407.6172664210555241455.b4-ty@linux.intel.com>
Date: Mon, 22 Dec 2025 16:43:14 +0200
From: Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>
To: Hans de Goede <hansg@...nel.org>, Vernon Mauery <vernux@...ibm.com>, 
 Matthew Garrett <mjg@...hat.com>, Junrui Luo <moonafterrain@...look.com>
Cc: platform-driver-x86@...r.kernel.org, linux-kernel@...r.kernel.org, 
 Yuhao Jiang <danisjiang@...il.com>
Subject: Re: [PATCH] platform/x86: ibm_rtl: fix EBDA signature search
 pointer arithmetic

On Fri, 19 Dec 2025 16:30:29 +0800, Junrui Luo wrote:

> The ibm_rtl_init() function searches for the signature but has a pointer
> arithmetic error. The loop counter suggests searching at 4-byte intervals
> but the implementation only advances by 1 byte per iteration.
> 
> Fix by properly advancing the pointer by sizeof(unsigned int) bytes
> each iteration.
> 
> [...]


Thank you for your contribution, it has been applied to my local
review-ilpo-fixes branch. Note it will show up in the public
platform-drivers-x86/review-ilpo-fixes branch only once I've pushed my
local branch there, which might take a while.

The list of commits applied:
[1/1] platform/x86: ibm_rtl: fix EBDA signature search pointer arithmetic
      commit: 15dd100349b8526cbdf2de0ce3e72e700eb6c208

--
 i.