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Message-ID: <4726635.XOh0VtZf4O@tauon.chronox.de>
Date: Wed, 14 Mar 2018 14:31:27 +0100
From: Stephan Mueller <smueller@...onox.de>
To: Salvatore Mesoraca <s.mesoraca16@...il.com>
Cc: linux-kernel@...r.kernel.org, kernel-hardening@...ts.openwall.com, linux-crypto@...r.kernel.org, "David S. Miller" <davem@...emloft.net>, Herbert Xu <herbert@...dor.apana.org.au>, Kees Cook <keescook@...omium.org>
Subject: Re: [PATCH] crypto: ctr: avoid VLA use
Am Mittwoch, 14. März 2018, 14:17:30 CET schrieb Salvatore Mesoraca:
Hi Salvatore,
> if (walk.nbytes) {
> - crypto_ctr_crypt_final(&walk, child);
> - err = blkcipher_walk_done(desc, &walk, 0);
> + err = crypto_ctr_crypt_final(&walk, child);
> + err = blkcipher_walk_done(desc, &walk, err);
I guess you either want to handle the error from crypto_ctr_crypt_final or do
an err |= blkcipher_walk_done.
> }
>
> return err;
Ciao
Stephan
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