From 75882daa498618bba82fe9494f6d7b803e5e8c46 Mon Sep 17 00:00:00 2001
From: Filippos Karapetis
Date: Tue, 21 Jul 2015 22:02:52 +0300
Subject: LAB: Simplify decrypt()

---
 engines/lab/labtext.cpp | 8 ++------
 1 file changed, 2 insertions(+), 6 deletions(-)

diff --git a/engines/lab/labtext.cpp b/engines/lab/labtext.cpp
index 4284865847..568ad828bf 100644
--- a/engines/lab/labtext.cpp
+++ b/engines/lab/labtext.cpp
@@ -154,12 +154,8 @@ void freeLabText() {
 /* Decrypts a chunk of text.                                                 */
 /*****************************************************************************/
 void decrypt(byte *text) {
-	if (text == NULL)
-		return;
-
-	while (*text != '\0') {
-		(*text) -= (byte)95;
-		text++;
+	while (text && *text != '\0') {
+		*text++ -= (byte)95;
 	}
 }
 
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