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

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 <redacted>
Reported-by: syzbot+9c251bdd09f83b92ba95@syzkaller.appspotmail.com
#syz test: https://github.com/google/kmsan.git master
CC: <redacted> #4.14
Fixes: e870456d8e7c ("crypto: algif_skcipher - overhaul memory management")
Fixes: d887c52d6ae4 ("crypto: algif_aead - overhaul memory management")

Patch applied.  Thanks.
-- 
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