linux-kernel - Re: [PATCH] firmware: arm_scmi: quirk: fix write to string constant

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Message-Id: <175732658793.3917221.3759858357141010136.b4-ty@arm.com>
Date: Mon,  8 Sep 2025 11:17:06 +0100
From: Sudeep Holla <sudeep.holla@....com>
To: Johan Hovold <johan@...nel.org>
Cc: Sudeep Holla <sudeep.holla@....com>,
	Cristian Marussi <cristian.marussi@....com>,
	arm-scmi@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org,
	stable@...r.kernel.org
Subject: Re: [PATCH] firmware: arm_scmi: quirk: fix write to string constant

On Fri, 29 Aug 2025 15:21:52 +0200, Johan Hovold wrote:
> The quirk version range is typically a string constant and must not be
> modified (e.g. as it may be stored in read-only memory):
> 
> 	Unable to handle kernel write to read-only memory at virtual
> 	address ffffc036d998a947
> 
> Fix the range parsing so that it operates on a copy of the version range
> string, and mark all the quirk strings as const to reduce the risk of
> introducing similar future issues.
> 
> [...]

Applied to sudeep.holla/linux (for-next/scmi/updates), thanks!

[1/1] firmware: arm_scmi: quirk: fix write to string constant
      https://git.kernel.org/sudeep.holla/c/572ce546390d
--
Regards,
Sudeep