From: "Cabiddu, Giovanni" <giovanni.cabiddu@intel.com>
To: "Gustavo A. R. Silva" <gustavoars@kernel.org>
Cc: Herbert Xu <herbert@gondor.apana.org.au>,
"David S. Miller" <davem@davemloft.net>, <qat-linux@intel.com>,
<linux-crypto@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
<linux-hardening@vger.kernel.org>
Subject: Re: [PATCH][next] crypto: qat - Use static_assert() to check struct sizes
Date: Thu, 15 Aug 2024 16:37:53 +0100 [thread overview]
Message-ID: <Zr4g0exFCQXwR2H4@gcabiddu-mobl.ger.corp.intel.com> (raw)
In-Reply-To: <ZrVBJqdL1q3X3Dg/@cute>
On Thu, Aug 08, 2024 at 04:05:26PM -0600, Gustavo A. R. Silva wrote:
> Commit 140e4c85d540 ("crypto: qat - Avoid -Wflex-array-member-not-at-end
> warnings") introduced tagged `struct qat_alg_buf_list_hdr`. We want to
> ensure that when new members need to be added to the flexible structure,
> they are always included within this tagged struct.
>
> So, we use `static_assert()` to ensure that the memory layout for
> both the flexible structure and the tagged struct is the same after
> any changes.
>
> Signed-off-by: Gustavo A. R. Silva <gustavoars@kernel.org>
Acked-by: Giovanni Cabiddu <giovanni.cabiddu@intel.com>
next prev parent reply other threads:[~2024-08-15 15:38 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-08-08 22:05 [PATCH][next] crypto: qat - Use static_assert() to check struct sizes Gustavo A. R. Silva
2024-08-15 15:37 ` Cabiddu, Giovanni [this message]
2024-08-17 7:08 ` Herbert Xu
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