From: Herbert Xu <herbert@gondor.apana.org.au>
To: Colin King <colin.king@canonical.com>
Cc: Corentin Labbe <clabbe.montjoie@gmail.com>,
"David S . Miller" <davem@davemloft.net>,
Maxime Ripard <mripard@kernel.org>, Chen-Yu Tsai <wens@csie.org>,
Jernej Skrabec <jernej.skrabec@siol.net>,
linux-crypto@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
kernel-janitors@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] crypto: sun8i-ss: Fix memory leak of object d when dma_iv fails to map
Date: Sat, 13 Mar 2021 00:12:06 +1100 [thread overview]
Message-ID: <20210312131206.GE31502@gondor.apana.org.au> (raw)
In-Reply-To: <20210302163446.21047-1-colin.king@canonical.com>
On Tue, Mar 02, 2021 at 04:34:46PM +0000, Colin King wrote:
> From: Colin Ian King <colin.king@canonical.com>
>
> In the case where the dma_iv mapping fails, the return error path leaks
> the memory allocated to object d. Fix this by adding a new error return
> label and jumping to this to ensure d is free'd before the return.
>
> Addresses-Coverity: ("Resource leak")
> Fixes: ac2614d721de ("crypto: sun8i-ss - Add support for the PRNG")
> Signed-off-by: Colin Ian King <colin.king@canonical.com>
> ---
> drivers/crypto/allwinner/sun8i-ss/sun8i-ss-prng.c | 4 +++-
> 1 file changed, 3 insertions(+), 1 deletion(-)
Patch applied. Thanks.
--
Email: Herbert Xu <herbert@gondor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
prev parent reply other threads:[~2021-03-12 13:13 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-03-02 16:34 [PATCH] crypto: sun8i-ss: Fix memory leak of object d when dma_iv fails to map Colin King
2021-03-02 16:40 ` Corentin Labbe
2021-03-09 6:45 ` Corentin Labbe
2021-03-12 13:12 ` Herbert Xu [this message]
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