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From:   Sasha Levin <sashal@kernel.org>
To:     linux-kernel@vger.kernel.org, stable@vger.kernel.org
Cc:     Xianting Tian <xianting.tian@linux.alibaba.com>,
        "Michael S . Tsirkin" <mst@redhat.com>,
        Jason Wang <jasowang@redhat.com>,
        Sasha Levin <sashal@kernel.org>, kvm@vger.kernel.org,
        virtualization@lists.linux-foundation.org, netdev@vger.kernel.org
Subject: [PATCH AUTOSEL 5.10 8/9] vhost/test: fix memory leak of vhost virtqueues
Date:   Sat, 22 Jan 2022 19:12:57 -0500
Message-Id: <20220123001258.2460594-8-sashal@kernel.org>
In-Reply-To: <20220123001258.2460594-1-sashal@kernel.org>
References: <20220123001258.2460594-1-sashal@kernel.org>
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From: Xianting Tian <xianting.tian@linux.alibaba.com>

[ Upstream commit 080063920777af65105e5953e2851e036376e3ea ]

We need free the vqs in .release(), which are allocated in .open().

Signed-off-by: Xianting Tian <xianting.tian@linux.alibaba.com>
Link: https://lore.kernel.org/r/20211228030924.3468439-1-xianting.tian@linux.alibaba.com
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Acked-by: Jason Wang <jasowang@redhat.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 drivers/vhost/test.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/vhost/test.c b/drivers/vhost/test.c
index a09dedc79f682..05740cba1cd89 100644
--- a/drivers/vhost/test.c
+++ b/drivers/vhost/test.c
@@ -166,6 +166,7 @@ static int vhost_test_release(struct inode *inode, struct file *f)
 	/* We do an extra flush before freeing memory,
 	 * since jobs can re-queue themselves. */
 	vhost_test_flush(n);
+	kfree(n->dev.vqs);
 	kfree(n);
 	return 0;
 }
-- 
2.34.1