From c3467a14ee0ff76b51d5771614153cc6810352ac Mon Sep 17 00:00:00 2001 From: Ted Gould Date: Thu, 9 Feb 2012 12:58:29 -0600 Subject: Making it so that we ref_sink() the variants so that when we unref them later we're not in a race condition with the gdbus thread --- libdbusmenu-glib/server.c | 20 +++++++++++++++++--- 1 file changed, 17 insertions(+), 3 deletions(-) diff --git a/libdbusmenu-glib/server.c b/libdbusmenu-glib/server.c index 4890d37..c992085 100644 --- a/libdbusmenu-glib/server.c +++ b/libdbusmenu-glib/server.c @@ -990,6 +990,7 @@ menuitem_property_idle (gpointer user_data) /* these are going to be standard references in all code paths and must be unrefed */ GVariant * megadata[2]; gboolean gotsomething = FALSE; + gboolean error_nosend = FALSE; if (item_init) { megadata[0] = g_variant_builder_end(&itembuilder); @@ -1002,6 +1003,10 @@ menuitem_property_idle (gpointer user_data) if (error != NULL) { g_warning("Unable to parse '[ ]' as a 'a(ia{sv})': %s", error->message); g_error_free(error); + megadata[0] = NULL; + error_nosend = TRUE; + } else { + g_variant_ref_sink(megadata[0]); } } @@ -1016,10 +1021,14 @@ menuitem_property_idle (gpointer user_data) if (error != NULL) { g_warning("Unable to parse '[ ]' as a 'a(ias)': %s", error->message); g_error_free(error); + megadata[1] = NULL; + error_nosend = TRUE; + } else { + g_variant_ref_sink(megadata[1]); } } - if (gotsomething && priv->dbusobject != NULL && priv->bus != NULL) { + if (gotsomething && !error_nosend && priv->dbusobject != NULL && priv->bus != NULL) { g_dbus_connection_emit_signal(priv->bus, NULL, priv->dbusobject, @@ -1029,8 +1038,13 @@ menuitem_property_idle (gpointer user_data) NULL); } - g_variant_unref(megadata[0]); - g_variant_unref(megadata[1]); + if (megadata[0] != NULL) { + g_variant_unref(megadata[0]); + } + + if (megadata[1] != NULL) { + g_variant_unref(megadata[1]); + } /* Clean everything up */ prop_array_teardown(priv->prop_array); -- cgit v1.2.3