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-rw-r--r--block/backup-top.c1
1 files changed, 0 insertions, 1 deletions
diff --git a/block/backup-top.c b/block/backup-top.c
index 589e8b651d..62d09f213e 100644
--- a/block/backup-top.c
+++ b/block/backup-top.c
@@ -234,7 +234,6 @@ BlockDriverState *bdrv_backup_top_append(BlockDriverState *source,
bdrv_drained_begin(source);
- bdrv_ref(top);
ret = bdrv_append(top, source, errp);
if (ret < 0) {
error_prepend(errp, "Cannot append backup-top filter: ");