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Date: Sat, 22 Jan 2022 19:14:10 -0500 From: Sasha Levin <sashal@...nel.org> To: linux-kernel@...r.kernel.org, stable@...r.kernel.org Cc: Xianting Tian <xianting.tian@...ux.alibaba.com>, "Michael S . Tsirkin" <mst@...hat.com>, Jason Wang <jasowang@...hat.com>, Sasha Levin <sashal@...nel.org>, kvm@...r.kernel.org, virtualization@...ts.linux-foundation.org, netdev@...r.kernel.org Subject: [PATCH AUTOSEL 4.14 4/4] vhost/test: fix memory leak of vhost virtqueues From: Xianting Tian <xianting.tian@...ux.alibaba.com> [ Upstream commit 080063920777af65105e5953e2851e036376e3ea ] We need free the vqs in .release(), which are allocated in .open(). Signed-off-by: Xianting Tian <xianting.tian@...ux.alibaba.com> Link: https://lore.kernel.org/r/20211228030924.3468439-1-xianting.tian@linux.alibaba.com Signed-off-by: Michael S. Tsirkin <mst@...hat.com> Acked-by: Jason Wang <jasowang@...hat.com> Signed-off-by: Sasha Levin <sashal@...nel.org> --- drivers/vhost/test.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/vhost/test.c b/drivers/vhost/test.c index 682fc58e1f752..3abe6833be88e 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
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