On Mon, Nov 14, 2022 at 7:26 PM Wei Yongjun <[email protected]> wrote:
>
> From: Wei Yongjun <[email protected]>
>
> 'vc_ctrl_req' is alloced in virtio_crypto_alg_skcipher_close_session(),
> and should be freed in the invalid ctrl_status->status error handling
> case. Otherwise there is a memory leak.
>
> Fixes: 0756ad15b1fe ("virtio-crypto: use private buffer for control request")
> Signed-off-by: Wei Yongjun <[email protected]>

Acked-by: Jason Wang <[email protected]>

Thanks

> ---
>  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;
> --
> 2.34.1
>

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