ussd: Pass the bsc_data to have access to the USSD message
diff --git a/src/msc_conn.c b/src/msc_conn.c
index 2dfc7e7..3d0d93f 100644
--- a/src/msc_conn.c
+++ b/src/msc_conn.c
@@ -220,7 +220,7 @@
 			sls = sls_for_src_ref(result.destination_local_reference);
 
 			/* Check for Location Update Accept */
-			bsc_ussd_handle_in_msg(link, &result, msg);
+			bsc_ussd_handle_in_msg(bsc, &result, msg);
 
 			/* patch a possible PC */
 			bss_rewrite_header_to_bsc(msg, link->opc, link->dpc);