From 2260447e8b7a960a7e92c6c75f0ec66c079581b6 Mon Sep 17 00:00:00 2001
From: Travis Howell <kirben@scummvm.org>
Date: Sun, 1 May 2005 01:02:34 +0000
Subject: [PATCH] Add missing safety checks.

svn-id: r17877
---
 scumm/script_v100he.cpp |  6 ++++--
 scumm/script_v72he.cpp  | 12 ++++++++----
 2 files changed, 12 insertions(+), 6 deletions(-)

diff --git a/scumm/script_v100he.cpp b/scumm/script_v100he.cpp
index 6210ce25226..eaa8a46fbfc 100644
--- a/scumm/script_v100he.cpp
+++ b/scumm/script_v100he.cpp
@@ -2779,8 +2779,10 @@ void ScummEngine_v100he::decodeParseString(int m, int n) {
 		_string[m].loadDefault();
 		if (n) {
 			_actorToPrintStrFor = pop();
-			a = derefActorSafe(_actorToPrintStrFor, "decodeParseString");
-			_string[0].color = a->_talkColor;
+			if (_actorToPrintStrFor != 0xFF) {
+				a = derefActorSafe(_actorToPrintStrFor, "decodeParseString");
+				_string[0].color = a->_talkColor;
+			}
 		}
 		break;
 	case 92:
diff --git a/scumm/script_v72he.cpp b/scumm/script_v72he.cpp
index 32742802691..de6bbb1062f 100644
--- a/scumm/script_v72he.cpp
+++ b/scumm/script_v72he.cpp
@@ -1570,10 +1570,12 @@ void ScummEngine_v72he::o72_talkActor() {
 	Actor *a;
 
 	_actorToPrintStrFor = pop();
-	a = derefActorSafe(_actorToPrintStrFor, "o72_talkActor");
 
 	_string[0].loadDefault();
-	_string[0].color = a->_talkColor;
+	if (_actorToPrintStrFor != 0xFF) {
+		a = derefActorSafe(_actorToPrintStrFor, "o72_talkActor");
+		_string[0].color = a->_talkColor;
+	}
 	actorTalk(_scriptPointer);
 
 	_scriptPointer += resStrLen(_scriptPointer) + 1;
@@ -2258,8 +2260,10 @@ void ScummEngine_v72he::decodeParseString(int m, int n) {
 		_string[m].loadDefault();
 		if (n) {
 			_actorToPrintStrFor = pop();
-			a = derefActorSafe(_actorToPrintStrFor, "decodeParseString");
-			_string[0].color = a->_talkColor;
+			if (_actorToPrintStrFor != 0xFF) {
+				a = derefActorSafe(_actorToPrintStrFor, "decodeParseString");
+				_string[0].color = a->_talkColor;
+			}
 		}
 		break;
 	case 0xFF: