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

1 files changed, 3 insertions, 1 deletions

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
 }