From 252e8f2a568e58eb53d449a4d6a29c5f56147d67 Mon Sep 17 00:00:00 2001
From: Sam Lantinga <slouken@libsdl.org>
Date: Tue, 9 May 2006 07:16:38 +0000
Subject: [PATCH] Fixed bug #144

Make sure we don't crash or deadlock if someone tries to free a timer after
the timer subsystem has been shut down.
---
 src/timer/SDL_timer.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/timer/SDL_timer.c b/src/timer/SDL_timer.c
index 353b19fd7..2c98431ac 100644
--- a/src/timer/SDL_timer.c
+++ b/src/timer/SDL_timer.c
@@ -95,6 +95,7 @@ void SDL_TimerQuit(void)
 	}
 	if ( SDL_timer_threaded ) {
 		SDL_DestroyMutex(SDL_timer_mutex);
+		SDL_timer_mutex = NULL;
 	}
 	SDL_timer_started = 0;
 	SDL_timer_threaded = 0;