mirrors
/
linux-stable
mirror of https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git
1
0
Fork 0
Code Issues Releases Wiki Activity

virtio-crypto: fix memory leak in virtio_crypto_alg_skcipher_close_session() 

[ Upstream commit b1d65f717c ]

'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: 0756ad15b1 ("virtio-crypto: use private buffer for control request")
Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Message-Id: <20221114110740.537276-1-weiyongjun@huaweicloud.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Reviewed-by: Gonglei <arei.gonglei@huawei.com>
Acked-by: zhenwei pi<pizhenwei@bytedance.com>
Acked-by: Jason Wang <jasowang@redhat.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Wei Yongjun 2022-11-14 11:07:40 +00:00 committed by Greg Kroah-Hartman
parent 410f36b255
commit 67fb59ff13
1 changed files with 2 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
drivers/crypto/virtio/virtio_crypto_skcipher_algs.c
View File

@ -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;