From 8ff8876e3724981739d1343223eb2347a0b28810 Mon Sep 17 00:00:00 2001
From: Jeffrey Pfau <jeffrey@endrift.com>
Date: Thu, 16 Jul 2015 23:50:33 -0700
Subject: [PATCH] Qt: Block a bug whereby undoing a save can overwrite the
 wrong save

---
 src/platform/qt/GameController.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/platform/qt/GameController.cpp b/src/platform/qt/GameController.cpp
index 893a5bc02..cbb2b1718 100644
--- a/src/platform/qt/GameController.cpp
+++ b/src/platform/qt/GameController.cpp
@@ -559,8 +559,9 @@ void GameController::setUseBIOS(bool use) {
 }
 
 void GameController::loadState(int slot) {
-	if (slot > 0) {
+	if (slot > 0 && slot != m_stateSlot) {
 		m_stateSlot = slot;
+		m_backupSaveState.clear();
 	}
 	GBARunOnThread(&m_threadContext, [](GBAThread* context) {
 		GameController* controller = static_cast<GameController*>(context->userData);