diff --git a/block/partitions/core.c b/block/partitions/core.c
index b79c4513629b..1a0a829d8416 100644
--- a/block/partitions/core.c
+++ b/block/partitions/core.c
@@ -496,7 +496,7 @@ int blk_drop_partitions(struct gendisk *disk, struct block_device *bdev)
 
 	if (!disk_part_scan_enabled(disk))
 		return 0;
-	if (bdev->bd_part_count || bdev->bd_super)
+	if (bdev->bd_part_count || bdev->bd_openers)
 		return -EBUSY;
 	res = invalidate_partition(disk, 0);
 	if (res)