linux-kernel - Re: [PATCH] crypto: allwinner: sun8i-ce: fix two error path's memory leak

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Date:   Fri, 20 Nov 2020 17:58:55 +1100
From:   Herbert Xu <herbert@...dor.apana.org.au>
To:     Corentin Labbe <clabbe@...libre.com>
Cc:     dan.carpenter@...cle.com, davem@...emloft.net,
        jernej.skrabec@...l.net, mripard@...nel.org, wens@...e.org,
        linux-arm-kernel@...ts.infradead.org, linux-crypto@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] crypto: allwinner: sun8i-ce: fix two error path's memory
 leak

On Sun, Nov 15, 2020 at 07:08:07PM +0000, Corentin Labbe wrote:
> This patch fixes the following smatch warnings:
> drivers/crypto/allwinner/sun8i-ce/sun8i-ce-hash.c:412
> sun8i_ce_hash_run() warn: possible memory leak of 'result'
> Note: "buf" is leaked as well.
> 
> Furthermore, in case of ENOMEM, crypto_finalize_hash_request() was not
> called which was an error.
> 
> Fixes: 56f6d5aee88d ("crypto: sun8i-ce - support hash algorithms")
> Reported-by: kernel test robot <lkp@...el.com>
> Reported-by: Dan Carpenter <dan.carpenter@...cle.com>
> Signed-off-by: Corentin Labbe <clabbe@...libre.com>
> ---
>  .../crypto/allwinner/sun8i-ce/sun8i-ce-hash.c | 20 +++++++++++--------
>  1 file changed, 12 insertions(+), 8 deletions(-)

Patch applied.  Thanks.
-- 
Email: Herbert Xu <herbert@...dor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt