Received-SPF: pass (google.com: domain of linux-crypto-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20;
Date:   Thu, 29 Jun 2023 10:28:05 +0300
From:   Leon Romanovsky <leon@kernel.org>
To:     Kees Cook <keescook@chromium.org>,
        Linus Torvalds <torvalds@linux-foundation.org>
Cc:     Boris Brezillon <bbrezillon@kernel.org>,
        Arnaud Ebalard <arno@natisbad.org>,
        Srujana Challa <schalla@marvell.com>,
        Mustafa Ismail <mustafa.ismail@intel.com>,
        Shiraz Saleem <shiraz.saleem@intel.com>,
        Herbert Xu <herbert@gondor.apana.org.au>,
        Linux Crypto Mailing List <linux-crypto@vger.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
        Jason Gunthorpe <jgg@ziepe.ca>
Subject: Re: Build error in crypto/marvell/cesa/cipher.c
Message-ID: <20230629072805.GE23952@unreal>
References: <CAHk-=whXn0YTojV=+J8B-r8KLvNtqc2JtCa4a_bdhf+=GN5OOw@mail.gmail.com>
 <202306282051.51D98294F@keescook>
MIME-Version: 1.0
Content-Type: text/plain; charset=us-ascii
Content-Disposition: inline
In-Reply-To: <202306282051.51D98294F@keescook>
Precedence: bulk

On Wed, Jun 28, 2023 at 08:53:26PM -0700, Kees Cook wrote:
> On Wed, Jun 28, 2023 at 08:13:25PM -0700, Linus Torvalds wrote:
> > I get a similar error in 'irdma_clr_wqes()' at
> > drivers/infiniband/hw/irdma/uk.c:103 (and same thing on line 105). I
> > don't see what the right solution there is, but it looks like we have
> > 
> >         IRDMA_CQP_WQE_SIZE = 8
> >         __le64 elem[IRDMA_CQP_WQE_SIZE];
> > 
> > and it's doing a 4kB memset to that element. The mistake is not as
> > obvious as in the cesa driver.
> 
> I pressed "send" too fast. :)
> 
> This should also already be fixed:
> https://lore.kernel.org/all/20230523111859.2197825-1-arnd@kernel.org/

The fix is in latest RDMA PR:
https://lore.kernel.org/linux-rdma/ZJzUeFT7lLqEjMJn@nvidia.com/T/#u

Arnd Bergmann (1):
      RDMA/irdma: avoid fortify-string warning in irdma_clr_wqes


Thanks

> 
> -- 
> Kees Cook