linux-kernel - Re: [PATCH] i2c: core: Disable i2c_generic_scl

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Message-ID: <Yryn8PdQIH7RaUwO@shikoro>
Date:   Wed, 29 Jun 2022 21:28:48 +0200
From:   Wolfram Sang <wsa@...nel.org>
To:     Zhipeng Wang <zhipeng.wang_1@....com>
Cc:     linux-i2c@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] i2c: core: Disable i2c_generic_scl_recovery callback
 checks with CFI

On Tue, Jun 28, 2022 at 10:41:55AM +0800, Zhipeng Wang wrote:
> CONFIG_CFI_CLANG breaks cross-module function address equality, which
> breaks i2c_generic_scl_recovery as it compares a locally taken function
> address to a one passed from a different module. Remove these sanity
> checks for now.

Can't we better fix a) the code or b) CFI?


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