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virtio: fix memory leak in virtqueue_add()
[firefly-linux-kernel-4.4.55.git]
/
drivers
/
virtio
/
virtio_ring.c
diff --git
a/drivers/virtio/virtio_ring.c
b/drivers/virtio/virtio_ring.c
index ee663c458b20a449c353c5ea0df4632933087e66..dc2b94142f53251560e0734b769f5bf5f7f1feb0 100644
(file)
--- a/
drivers/virtio/virtio_ring.c
+++ b/
drivers/virtio/virtio_ring.c
@@
-202,6
+202,8
@@
static inline int virtqueue_add(struct virtqueue *_vq,
* host should service the ring ASAP. */
if (out_sgs)
vq->notify(&vq->vq);
+ if (indirect)
+ kfree(desc);
END_USE(vq);
return -ENOSPC;
}