diff --git a/drivers/md/md.c b/drivers/md/md.c
index 0c2a4e8b873c659dbc260b2aa5484c7a5e87b176..e25f00f0138a7b4d82a5ae4f6fc7e1b6f0bb1b30 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -5759,7 +5759,7 @@ static int get_bitmap_file(struct mddev *mddev, void __user * arg)
 	char *ptr;
 	int err;
 
-	file = kmalloc(sizeof(*file), GFP_NOIO);
+	file = kzalloc(sizeof(*file), GFP_NOIO);
 	if (!file)
 		return -ENOMEM;