Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit e82df670 authored by Tiwei Bie's avatar Tiwei Bie Committed by Michael S. Tsirkin
Browse files

virtio_ring: fix num_free handling in error case 



The vq->vq.num_free hasn't been changed when error happens,
so it shouldn't be changed when handling the error.

Fixes: 780bc790 ("virtio_ring: Support DMA APIs")
Cc: Andy Lutomirski <luto@kernel.org>
Cc: Michael S. Tsirkin <mst@redhat.com>
Cc: stable@vger.kernel.org
Signed-off-by: default avatarTiwei Bie <tiwei.bie@intel.com>
Signed-off-by: default avatarMichael S. Tsirkin <mst@redhat.com>
parent 4a3928c6

drivers/virtio/virtio_ring.c

+0 −2
Original line number Diff line number Diff line
@@ -428,8 +428,6 @@ static inline int virtqueue_add(struct virtqueue *_vq, 
		i = virtio16_to_cpu(_vq->vdev, vq->vring.desc[i].next);

	}



	vq->vq.num_free += total_sg;



	if (indirect)

		kfree(desc);