[PATCH 1/2] virtio-balloon: Destroy mutex before freeing virtio_balloon

[Maurice Hieronymus]

Add a call to mutex_destroy in the error code path as well as in the
virtballoon_remove code path.

Signed-off-by: Maurice Hieronymus <m...@mailbox.org>
---
 drivers/virtio/virtio_balloon.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/virtio/virtio_balloon.c b/drivers/virtio/virtio_balloon.c
index 1b93d8c64361..078b87720a0d 100644
--- a/drivers/virtio/virtio_balloon.c
+++ b/drivers/virtio/virtio_balloon.c
@@ -1094,6 +1094,7 @@ static int virtballoon_probe(struct virtio_device *vdev)
 out_del_vqs:
        vdev->config->del_vqs(vdev);
 out_free_vb:
+       mutex_destroy(&vb->balloon_lock);
        kfree(vb);
 out:
        return err;
@@ -1138,6 +1139,7 @@ static void virtballoon_remove(struct virtio_device *vdev)
        }
 
        remove_common(vb);
+       mutex_destroy(&vb->balloon_lock);
        kfree(vb);
 }
 
-- 
2.50.1