Re: [PATCH v4] AF_ALG: Initialize sg_num_bytes in error code path

Herbert Xu
2018-07-13T10:34:25Z

On Sat, Jul 07, 2018 at 08:41:47PM +0200, Stephan Müller wrote:
> Changes v4:
> * Add Fixes and CC line
>
> Changes v3:
> * Fix syz testing line
>
> Changes v2:
> * Addition of syz testing line
>
> ---8<---
>
> The RX SGL in processing is already registered with the RX SGL tracking
> list to support proper cleanup. The cleanup code path uses the
> sg_num_bytes variable which must therefore be always initialized, even
> in the error code path.
>
> Signed-off-by: Stephan Mueller <smueller@chronox.de>
> Reported-by: syzbot+9c251bdd09f83b92ba95@syzkaller.appspotmail.com
> #syz test: https://github.com/google/kmsan.git master
> CC: <stable@vger.kernel.org> #4.14
> Fixes: e870456d8e7c ("crypto: algif_skcipher - overhaul memory management")
> Fixes: d887c52d6ae4 ("crypto: algif_aead - overhaul memory management")

Patch applied. Thanks.
--
Email: Herbert Xu <herbert@gondor.apana.org.au>
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