From 611bea7d735df4e318001a6fb3cc5c398fc7dcf6 Mon Sep 17 00:00:00 2001
From: Paul Gilbert
Date: Sun, 16 Jun 2019 14:48:53 -0700
Subject: GLK: ADVSYS: Fix savegame area setup

---
 engines/glk/advsys/advsys.cpp | 5 ++++-
 engines/glk/advsys/game.cpp   | 4 ++--
 2 files changed, 6 insertions(+), 3 deletions(-)

(limited to 'engines')

diff --git a/engines/glk/advsys/advsys.cpp b/engines/glk/advsys/advsys.cpp
index ff0bf62116..4e2451e79b 100644
--- a/engines/glk/advsys/advsys.cpp
+++ b/engines/glk/advsys/advsys.cpp
@@ -97,13 +97,16 @@ bool AdvSys::singleAction() {
 		if (execute(_afterOffset) == ABORT)
 			return false;
 		break;
+
+	default:
+		break;
 	}
 
 	return true;
 }
 
 Common::Error AdvSys::readSaveData(Common::SeekableReadStream *rs) {
-	if ((int)rs->size() != _saveSize)
+	if (rs->size() != (int)_saveSize)
 		return Common::kReadingFailed;
 
 	rs->read(_saveArea, rs->size());
diff --git a/engines/glk/advsys/game.cpp b/engines/glk/advsys/game.cpp
index d051a352b6..eca145176c 100644
--- a/engines/glk/advsys/game.cpp
+++ b/engines/glk/advsys/game.cpp
@@ -28,8 +28,8 @@ namespace Glk {
 namespace AdvSys {
 
 void Decrypter::decrypt(byte *data, size_t size) {
-	for (; --size; ++data)
-		*data = ~(*data + 30);
+	for (size_t idx = 0; idx < size; ++idx)
+		*data++ = ~(*data + 30);
 }
 
 /*--------------------------------------------------------------------------*/
-- 
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