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Message-ID: <yq1a62ouykm.fsf@ca-mkp.ca.oracle.com>
Date: Thu, 12 Jan 2023 00:11:33 -0500
From: "Martin K. Petersen" <martin.petersen@...cle.com>
To: Kees Cook <keescook@...omium.org>
Cc: "James E.J. Bottomley" <jejb@...ux.ibm.com>,
"Martin K. Petersen" <martin.petersen@...cle.com>,
"Gustavo A. R. Silva" <gustavoars@...nel.org>,
linux-scsi@...r.kernel.org, linux-kernel@...r.kernel.org,
linux-hardening@...r.kernel.org
Subject: Re: [PATCH] scsi: mvumi: Replace 1-element arrays with flexible
array members
Kees,
> One-element arrays (and multi-element arrays being treated as
> dynamically sized) are deprecated[1] and are being replaced with
> flexible array members in support of the ongoing efforts to tighten
> the FORTIFY_SOURCE routines on memcpy(), correctly instrument array
> indexing with UBSAN_BOUNDS, and to globally enable
> -fstrict-flex-arrays=3.
>
> Replace one-element arrays with flexible-array member in struct
> mvumi_msg_frame, struct mvumi_rsp_frame, and struct mvumi_hs_header,
> adjusting the explicit sizing calculations at the same time.
Applied to 6.3/scsi-staging, thanks!
--
Martin K. Petersen Oracle Linux Engineering
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