SCI: Reverting r50516, SSCI didn't reset the node value when deleting the node. Also, a slight fix in VM debug code.

svn-id: r50521

1 files changed, 3 insertions, 4 deletions

diff --git a/engines/sci/engine/klists.cpp b/engines/sci/engine/klists.cpp
index 25df4bb563..6842c9b1d8 100644
--- a/engines/sci/engine/klists.cpp
+++ b/engines/sci/engine/klists.cpp
@@ -346,12 +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 the node itself, as the game might reference it again.
-	// Happens in the intro of QFG1 and in Longbow, when exiting the
-	// cave.
+	// Erase references to the predecessor and successor nodes, as the game
+	// scripts could reference the node itself again.
+	// Happens in the intro of QFG1 and in Longbow, when exiting the cave.
 	n->pred = NULL_REG;
 	n->succ = NULL_REG;
-	n->value = NULL_REG;
 
 	return make_reg(0, 1); // Signal success
 }