diff --git a/drivers/block/drbd/drbd_receiver.c b/drivers/block/drbd/drbd_receiver.c
index 09c86ef3f0fd93..c3f09a122f20c1 100644
--- a/drivers/block/drbd/drbd_receiver.c
+++ b/drivers/block/drbd/drbd_receiver.c
@@ -111,8 +111,10 @@ static struct page *page_chain_tail(struct page *page, int *len)
 {
 	struct page *tmp;
 	int i = 1;
-	while ((tmp = page_chain_next(page)))
-		++i, page = tmp;
+	while ((tmp = page_chain_next(page))) {
+		++i;
+		page = tmp;
+	}
 	if (len)
 		*len = i;
 	return page;