[aravis] gv_stream: fix object leak.

[Emmanuel Pacaud <emmanuel src gnome org>]

commit 710941b74de894a170a12b16dbfb02f08dc02cef
Author: Emmanuel Pacaud <emmanuel gnome org>
Date:   Tue Sep 27 16:51:23 2011 +0200

    gv_stream: fix object leak.

 src/arvgvstream.c |    5 ++++-
 1 files changed, 4 insertions(+), 1 deletions(-)
---
diff --git a/src/arvgvstream.c b/src/arvgvstream.c
index a66e511..be1a000 100644
--- a/src/arvgvstream.c
+++ b/src/arvgvstream.c
@@ -676,12 +676,15 @@ guint16
 arv_gv_stream_get_port (ArvGvStream *gv_stream)
 {
 	GInetSocketAddress *local_address;
+	guint16 port;
 
 	g_return_val_if_fail (ARV_IS_GV_STREAM (gv_stream), 0);
 
 	local_address = G_INET_SOCKET_ADDRESS (g_socket_get_local_address (gv_stream->socket, NULL));
+	port = g_inet_socket_address_get_port (local_address);
+	g_object_unref (local_address);
 
-	return g_inet_socket_address_get_port (local_address);
+	return port;
 }
 
 /**