| Message ID | 20190807065449.23373-5-jasowang@redhat.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | Fixes for metadata accelreation | expand |
diff --git a/drivers/vhost/vhost.c b/drivers/vhost/vhost.c index 17f6abea192e..2a3154976277 100644 --- a/drivers/vhost/vhost.c +++ b/drivers/vhost/vhost.c @@ -302,9 +302,7 @@ static void vhost_vq_meta_reset(struct vhost_dev *d) static void vhost_map_unprefetch(struct vhost_map *map) { kfree(map->pages); - map->pages = NULL; - map->npages = 0; - map->addr = NULL; + kfree(map); } static void vhost_uninit_vq_maps(struct vhost_virtqueue *vq)
We don't free map during vhost_map_unprefetch(). This means it could be leaked. Fixing by free the map. Reported-by: Michael S. Tsirkin <mst@redhat.com> Fixes: 7f466032dc9e ("vhost: access vq metadata through kernel virtual address") Signed-off-by: Jason Wang <jasowang@redhat.com> --- drivers/vhost/vhost.c | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-)