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Date: Fri, 24 Jun 2022 13:13:10 -0700 From: Kees Cook <keescook@...omium.org> To: "Gustavo A. R. Silva" <gustavoars@...nel.org> Cc: linux-kernel@...r.kernel.org, Kashyap Desai <kashyap.desai@...adcom.com>, Sumit Saxena <sumit.saxena@...adcom.com>, Shivasharan S <shivasharan.srikanteshwara@...adcom.com>, "James E.J. Bottomley" <jejb@...ux.ibm.com>, "Martin K. Petersen" <martin.petersen@...cle.com>, megaraidlinux.pdl@...adcom.com, linux-scsi@...r.kernel.org, linux-hardening@...r.kernel.org Subject: Re: [PATCH v2 3/4][next] scsi: megaraid_sas: Replace one-element array with flexible-array member in MR_DRV_RAID_MAP On Fri, Jun 24, 2022 at 10:48:39AM -0700, Kees Cook wrote: > On Thu, Jun 23, 2022 at 05:38:25PM +0200, Gustavo A. R. Silva wrote: > > Which object files are you comparing here? because I don't see the zero > > change when comparing the before and after of megaraid_sas_fp.o with > > the change you propose. > > Hm, maybe I did something wrong. But I was looking at megaraid_sas_fp.o Explaining my process got a bit long, so I wrote a blog post on it. Here's how I did my examination of the resulting output: https://outflux.net/blog/archives/2022/06/24/finding-binary-differences/ -- Kees Cook
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