call-observer: return from ObserveChannels() if the channel was already invalidated

diff --git a/src/empathy-call-observer.c b/src/empathy-call-observer.c
index 3fb5adcb376f83dfe9e6567bac64b99ef38356c6..8ebb06c8b8564eab581f556de5ea4eb4a6a8867b 100644 (file)
--- a/src/empathy-call-observer.c
+++ b/src/empathy-call-observer.c
@@ -159,6 +159,8 @@ observe_channels (TpSimpleObserver *observer,
     {
       DEBUG ("The channel has already been invalidated: %s",
           error->message);
+
+      tp_observe_channels_context_fail (context, error);
       return;
     }