From 9a50ba9edbf06370e9bddd344e200591f1f12f06 Mon Sep 17 00:00:00 2001
From: kramm <kramm>
Date: Mon, 13 Oct 2008 14:05:55 +0000
Subject: [PATCH] fixed a potential segfault

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

diff --git a/src/swfc.c b/src/swfc.c
index 377b531..2db2d10 100644
--- a/src/swfc.c
+++ b/src/swfc.c
@@ -923,7 +923,7 @@ static void writeInstance(instance_t* i)
     while (frame < currentframe)
     {
         frame++;
-        while (tag->id != ST_SHOWFRAME)
+        while (tag && tag->id != ST_SHOWFRAME)
             tag = tag->next;
         if (parametersChange(i->history, frame))
         {
-- 
1.7.10.4