From f615b3392bf4ffcae33c9d5c18904a867512b2f3 Mon Sep 17 00:00:00 2001
From: Nitrus
Date: Tue, 20 Nov 2018 18:59:56 +0100
Subject: 3DS: Fix assertion issue in case cursor dimensions are zero

---
 backends/platform/3ds/osystem-graphics.cpp | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

(limited to 'backends/platform/3ds/osystem-graphics.cpp')

diff --git a/backends/platform/3ds/osystem-graphics.cpp b/backends/platform/3ds/osystem-graphics.cpp
index ebc1b8c7ed..15fabc7a01 100644
--- a/backends/platform/3ds/osystem-graphics.cpp
+++ b/backends/platform/3ds/osystem-graphics.cpp
@@ -479,7 +479,10 @@ void OSystem_3DS::setMouseCursor(const void *buf, uint w, uint h,
 		_cursorTexture.create(w, h, _pfGameTexture);
 	}
 
-	_cursor.copyRectToSurface(buf, w, 0, 0, w, h);
+	if ( w != 0 && h != 0 ) {
+		_cursor.copyRectToSurface(buf, w, 0, 0, w, h);
+	}
+
 	flushCursor();
 
 	warpMouse(_cursorX, _cursorY);
-- 
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