Check for the group interface, before using it.

git-svn-id: https://mission-control.svn.sourceforge.net/svnroot/mission-control/trunk@56 d91c8aed-3f2b-0410-a83d-924a1c20a0ba

3 files changed, 18 insertions, 0 deletions

diff --git a/ChangeLog b/ChangeLog
index d83a0bd4..7e2ff0dc 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,8 @@
+2007-06-14  Alberto Mardegan  <alberto.mardegan@nokia.com>
+
+	* src/mcd-channel.c:
+	Check for the group interface, before using it.
+
 2007-06-08  Alberto Mardegan  <alberto.mardegan@nokia.com>
 
 	* libmissioncontrol/mc-account-monitor.c:
diff --git a/doc/reference/libmissioncontrol/tmpl/mc-account-monitor.sgml b/doc/reference/libmissioncontrol/tmpl/mc-account-monitor.sgml
index f398a5ab..e12f37c6 100644
--- a/doc/reference/libmissioncontrol/tmpl/mc-account-monitor.sgml
+++ b/doc/reference/libmissioncontrol/tmpl/mc-account-monitor.sgml
@@ -63,6 +63,15 @@ The #McAccountMonitor is an object that raises signals when some changes have be
 @mcaccountmonitor: the object which received the signal.
 @arg1: 
 
+<!-- ##### SIGNAL McAccountMonitor::param-changed ##### -->
+<para>
+
+</para>
+
+@mcaccountmonitor: the object which received the signal.
+@arg1: 
+@arg2: 
+
 <!-- ##### FUNCTION mc_account_monitor_new ##### -->
 <para>
 
diff --git a/src/mcd-channel.c b/src/mcd-channel.c
index 3c62ad3b..a73e5747 100644
--- a/src/mcd-channel.c
+++ b/src/mcd-channel.c
@@ -742,6 +742,8 @@ mcd_channel_get_members (McdChannel *channel)
         /* get a group proxy from the channel */
         group_proxy = tp_chan_get_interface (priv->tp_chan,
                 TELEPATHY_CHAN_IFACE_GROUP_QUARK);
+	if (!group_proxy)
+	    goto err_missing_interface;
         
         tp_chan_iface_group_get_members (DBUS_G_PROXY (group_proxy),
                 &contact_handles, &error);
@@ -789,6 +791,8 @@ mcd_channel_get_members (McdChannel *channel)
         {
             g_array_free (contact_handles, TRUE);
         }
+err_missing_interface:
+	;
     }
     
     g_object_unref (connection);