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Message-ID: <bf18d5b7-5364-79d2-5b57-df9dc4b284a5@bytedance.com>
Date: Mon, 23 May 2022 08:00:28 +0800
From: zhenwei pi <pizhenwei@...edance.com>
To: Christophe JAILLET <christophe.jaillet@...adoo.fr>,
"Michael S. Tsirkin" <mst@...hat.com>,
Gonglei <arei.gonglei@...wei.com>
Cc: linux-kernel@...r.kernel.org, dan.carpenter@...cle.com,
Jason Wang <jasowang@...hat.com>,
kernel-janitors@...r.kernel.org,
virtualization@...ts.linux-foundation.org,
linux-crypto@...r.kernel.org,
"David S. Miller" <davem@...emloft.net>,
Herbert Xu <herbert@...dor.apana.org.au>
Subject: Re: [PATCH] virtio-crypto: Fix an error handling path in
virtio_crypto_alg_skcipher_close_session()
On 5/22/22 21:07, Christophe JAILLET wrote:
> Now that a private buffer is allocated (see commit in the Fixes tag),
> it must be released in all error handling paths.
>
> Add the missing goto to avoid a leak in the error handling path.
>
> Fixes: 42e6ac99e417 ("virtio-crypto: use private buffer for control request")
> Signed-off-by: Christophe JAILLET <christophe.jaillet@...adoo.fr>
> ---
> drivers/crypto/virtio/virtio_crypto_skcipher_algs.c | 3 ++-
> 1 file changed, 2 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/crypto/virtio/virtio_crypto_skcipher_algs.c b/drivers/crypto/virtio/virtio_crypto_skcipher_algs.c
> index e553ccadbcbc..e5876286828b 100644
> --- a/drivers/crypto/virtio/virtio_crypto_skcipher_algs.c
> +++ b/drivers/crypto/virtio/virtio_crypto_skcipher_algs.c
> @@ -239,7 +239,8 @@ static int virtio_crypto_alg_skcipher_close_session(
> pr_err("virtio_crypto: Close session failed status: %u, session_id: 0x%llx\n",
> ctrl_status->status, destroy_session->session_id);
>
> - return -EINVAL;
> + err = -EINVAL;
> + goto out;
> }
>
> err = 0;
This looks good to me, thanks!
Acked-by: zhenwei pi <pizhenwei@...edance.com>
--
zhenwei pi
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