fix rtp destroy race.

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@2678 d0543943-73ff-0310-b7d9-9358b9ac24b2

src/mod/endpoints/mod_sofia/mod_sofia.c

@@ -649,7 +649,6 @@ static void deactivate_rtp(private_object_t *tech_pvt)
 			loops++;
 		}
 		switch_rtp_destroy(&tech_pvt->rtp_session);
-		tech_pvt->rtp_session = NULL;
 	}
 }
 

src/switch_rtp.c

@@ -547,6 +547,7 @@ SWITCH_DECLARE(switch_status_t) switch_rtp_activate_ice(switch_rtp_t *rtp_sessio
 
 SWITCH_DECLARE(void) switch_rtp_kill_socket(switch_rtp_t *rtp_session)
 {
+	assert(rtp_session != NULL);
 	switch_mutex_lock(rtp_session->flag_mutex);
 	apr_socket_shutdown(rtp_session->sock, APR_SHUTDOWN_READWRITE);
 	switch_clear_flag(rtp_session, SWITCH_RTP_FLAG_IO);