[tracker] libtracker-data: Lock data-manager-init for concurrent async init

[Philip Van Hoof <pvanhoof src gnome org>]

commit c877763f7af5bd56eb3607aa832a6d5fe51bc968
Author: Philip Van Hoof <philip codeminded be>
Date:   Wed Mar 2 13:45:19 2011 +0100

    libtracker-data: Lock data-manager-init for concurrent async init

 src/libtracker-data/tracker-data-manager.c |    6 ++++++
 1 files changed, 6 insertions(+), 0 deletions(-)
---
diff --git a/src/libtracker-data/tracker-data-manager.c b/src/libtracker-data/tracker-data-manager.c
index 16f229f..1a95d1c 100644
--- a/src/libtracker-data/tracker-data-manager.c
+++ b/src/libtracker-data/tracker-data-manager.c
@@ -4146,6 +4146,9 @@ tracker_data_manager_init_thread (GSimpleAsyncResult *result,
 	InitAsyncData *data;
 	gboolean result_b;
 	GError *internal_error = NULL;
+	static GStaticMutex my_mutex = G_STATIC_MUTEX_INIT;
+
+	g_static_mutex_lock (&my_mutex);
 
 	data = g_simple_async_result_get_op_res_gpointer (result);
 
@@ -4166,6 +4169,9 @@ tracker_data_manager_init_thread (GSimpleAsyncResult *result,
 	}
 
 	data->result = result_b;
+
+	g_static_mutex_unlock (&my_mutex);
+
 }
 
 static void