[glib/glib-2-40] GApplication: Don't decrease use_count below 0

[Marek Kašík <mkasik src gnome org>]

commit 7e10a9141eb2fa03fa5abbdcff511f30e28e3ac8
Author: Marek Kasik <mkasik redhat com>
Date:   Thu Apr 3 17:35:22 2014 +0200

    GApplication: Don't decrease use_count below 0
    
    Place an assert for use_count to be at least 1
    in g_application_release() so we don't decrease
    it below 0.
    
    https://bugzilla.gnome.org/show_bug.cgi?id=727551

 gio/gapplication.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
---
diff --git a/gio/gapplication.c b/gio/gapplication.c
index 472c3a5..aa963c4 100644
--- a/gio/gapplication.c
+++ b/gio/gapplication.c
@@ -1870,6 +1870,7 @@ void
 g_application_release (GApplication *application)
 {
   g_return_if_fail (G_IS_APPLICATION (application));
+  g_return_if_fail (application->priv->use_count > 0);
 
   application->priv->use_count--;