From 7059fcc2574341d0ce65ab576b98d16255ac30d4 Mon Sep 17 00:00:00 2001
From: Jeffrey Pfau <jeffrey@endrift.com>
Date: Wed, 7 Jan 2015 21:30:04 -0800
Subject: [PATCH] GBA BIOS: Fix Diff16bitUnFilter

---
 src/gba/gba-bios.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/gba/gba-bios.c b/src/gba/gba-bios.c
index 5227123a4..6e5ddb238 100644
--- a/src/gba/gba-bios.c
+++ b/src/gba/gba-bios.c
@@ -485,6 +485,6 @@ static void _unFilter(struct GBA* gba, uint32_t source, uint32_t dest, int inwid
 			dest += outwidth;
 		}
 		source += inwidth;
-		--remaining;
+		remaining -= outwidth;
 	}
 }