src: use osmo_timer_setup()

Use new function available in libosmocore to set up timers. Compile
tested only.

Change-Id: Ibcfd915688e97d370a888888a83a7c95cbe16819
diff --git a/openbsc/src/osmo-bsc/osmo_bsc_sccp.c b/openbsc/src/osmo-bsc/osmo_bsc_sccp.c
index 970d70e..e242390 100644
--- a/openbsc/src/osmo-bsc/osmo_bsc_sccp.c
+++ b/openbsc/src/osmo-bsc/osmo_bsc_sccp.c
@@ -232,10 +232,8 @@
 	bsc_con->send_ping = send_ping;
 
 	/* prepare the timers */
-	bsc_con->sccp_it_timeout.cb = sccp_it_timeout;
-	bsc_con->sccp_it_timeout.data = bsc_con;
-	bsc_con->sccp_cc_timeout.cb = sccp_cc_timeout;
-	bsc_con->sccp_cc_timeout.data = bsc_con;
+	osmo_timer_setup(&bsc_con->sccp_it_timeout, sccp_it_timeout, bsc_con);
+	osmo_timer_setup(&bsc_con->sccp_cc_timeout, sccp_cc_timeout, bsc_con);
 
 	INIT_LLIST_HEAD(&bsc_con->sccp_queue);