linux-hardening - Re: [PATCH] scsi: aic79xx: Use __ro_after

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Message-ID: <yq17d242i26.fsf@ca-mkp.ca.oracle.com>
Date:   Thu, 15 Sep 2022 22:02:06 -0400
From:   "Martin K. Petersen" <martin.petersen@...cle.com>
To:     Kees Cook <keescook@...omium.org>
Cc:     Hannes Reinecke <hare@...e.com>,
        David Malcolm <dmalcolm@...hat.com>,
        "James E.J. Bottomley" <jejb@...ux.ibm.com>,
        "Martin K. Petersen" <martin.petersen@...cle.com>,
        linux-scsi@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-hardening@...r.kernel.org
Subject: Re: [PATCH] scsi: aic79xx: Use __ro_after_init explicitly


Kees,

> ahd_linux_setup_iocell_info() intentionally writes to the const-marked
> aic79xx_iocell_info array, but is called during __init, so the
> location is actually writable at this point on most
> architectures. Annotate this explicitly with __ro_after_init to avoid
> static analysis confusion.

Applied to 6.1/scsi-staging, thanks!

-- 
Martin K. Petersen	Oracle Linux Engineering