virtio-blk: Fix memory leak among suspend/resume procedure

OpenAnolis Bug Tracker: 0000311 commit b71ba22e7c6c6b279c66f53ee7818709774efa1f upstream. The vblk->vqs should be freed before we call init_vqs() in virtblk_restore(). Signed-off-by: Xie Yongji <[email protected]> Link: https://lore.kernel.org/r/[email protected] Acked-by: Jason Wang <[email protected]> Signed-off-by: Michael S. Tsirkin <[email protected]> Signed-off-by: Sasha Levin <[email protected]> Signed-off-by: hongnanli <[email protected]> Reviewed-by: Joseph Qi <[email protected]>
alibaba · Oct 19, 2021 · 8dff4af · 8dff4af
1 parent 26c8e3a
commit 8dff4af
Showing 1 changed file with 2 additions and 0 deletions.
diff --git a/drivers/block/virtio_blk.c b/drivers/block/virtio_blk.c
@@ -1052,6 +1052,8 @@ static int virtblk_freeze(struct virtio_device *vdev)
  blk_mq_quiesce_queue(vblk->disk->queue);
 
  vdev->config->del_vqs(vdev);
+ kfree(vblk->vqs);
+
  return 0;
 }