From 26bf329b9581985f04ccb26f41370a13836363ff Mon Sep 17 00:00:00 2001
From: Jaromir Wysoglad
Date: Thu, 5 Sep 2019 22:02:28 +0200
Subject: TTS: Fix possible deadlock

---
 backends/text-to-speech/windows/windows-text-to-speech.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/backends/text-to-speech/windows/windows-text-to-speech.cpp b/backends/text-to-speech/windows/windows-text-to-speech.cpp
index ceca3e4566..9e6d30cd3a 100644
--- a/backends/text-to-speech/windows/windows-text-to-speech.cpp
+++ b/backends/text-to-speech/windows/windows-text-to-speech.cpp
@@ -128,6 +128,7 @@ DWORD WINAPI startSpeech(LPVOID parameters) {
 		WaitForSingleObject(*params->mutex, INFINITE);
 		// check again, when we have exclusive access to the queue
 		if (params->queue->empty() || *(params->state) == WindowsTextToSpeechManager::PAUSED) {
+			ReleaseMutex(*params->mutex);
 			break;
 		}
 		WCHAR *currentSpeech = params->queue->front();
-- 
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