From 0c06d393ca7f82e0c14316131aeb37a9c4f192f5 Mon Sep 17 00:00:00 2001
From: qndel <stefan551@o2.pl>
Date: Thu, 3 Oct 2019 14:55:32 +0200
Subject: [PATCH] scrollrt_draw_lower cleanup

---
 Source/scrollrt.cpp | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/Source/scrollrt.cpp b/Source/scrollrt.cpp
index 2baf2cdf3..29fcbdc56 100644
--- a/Source/scrollrt.cpp
+++ b/Source/scrollrt.cpp
@@ -590,8 +590,7 @@ void scrollrt_draw_lower(int x, int y, int sx, int sy, int chunks, int eflag)
 	}
 
 	j = chunks;
-	while (j != 0) {
-		j--;
+	while (j-- != 0) {
 		if (y < 0 || x >= MAXDUNX) {
 			break;
 		}