From f9883b31e0e9b9a3efeec67fcc3b62d1294e7b29 Mon Sep 17 00:00:00 2001
From: Simon Robertshaw <simon@hardwired.org.uk>
Date: Fri, 14 Oct 2011 18:08:06 +0100
Subject: [PATCH] Reset emp-decor if out of bounds

---
 src/graphics.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/graphics.c b/src/graphics.c
index 7a1e483fa..a462a8b79 100644
--- a/src/graphics.c
+++ b/src/graphics.c
@@ -1730,6 +1730,7 @@ void draw_other(pixel *vid) // EMP effect
 	int i, j;
 	if (emp_decor>0 && !sys_pause) emp_decor-=emp_decor/25+2;
 	if (emp_decor>40) emp_decor=40;
+	if (emp_decor<0) emp_decor = 0;
 	if (cmode==CM_NOTHING) // no in nothing mode
 		return;
 	if (emp_decor>0)