From 7c5b31eb6d6e53a91efb9e0575f07055ea626ed0 Mon Sep 17 00:00:00 2001
From: Filippos Karapetis
Date: Wed, 30 Jun 2010 07:28:30 +0000
Subject: Also erase the value of the list node itself when deleting it inside
 kDeleteKey, as it might be referenced again before the GC is invoked

svn-id: r50516
---
 engines/sci/engine/klists.cpp | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

(limited to 'engines/sci/engine')

diff --git a/engines/sci/engine/klists.cpp b/engines/sci/engine/klists.cpp
index ef2f40e235..6e01768958 100644
--- a/engines/sci/engine/klists.cpp
+++ b/engines/sci/engine/klists.cpp
@@ -346,9 +346,11 @@ reg_t kDeleteKey(EngineState *s, int argc, reg_t *argv) {
 	if (!n->succ.isNull())
 		s->_segMan->lookupNode(n->succ)->pred = n->pred;
 
-	// Erase references to the predecessor and successor nodes
+	// Erase the node itself, as the game might reference it
+	// again before the GC is invoked
 	n->pred = NULL_REG;
 	n->succ = NULL_REG;
+	n->value = NULL_REG;
 
 	return make_reg(0, 1); // Signal success
 }
-- 
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