[mgcp] Print the rtp_port number, do not assume it was already assigned.
diff --git a/openbsc/src/mgcp/mgcp_vty.c b/openbsc/src/mgcp/mgcp_vty.c
index b297b42..d77646d 100644
--- a/openbsc/src/mgcp/mgcp_vty.c
+++ b/openbsc/src/mgcp/mgcp_vty.c
@@ -317,7 +317,7 @@
 
 			rtp_port = rtp_calculate_port(ENDPOINT_NUMBER(endp), g_cfg->rtp_base_port);
 			if (mgcp_bind_rtp_port(endp, rtp_port) != 0) {
-				LOGP(DMGCP, LOGL_FATAL, "Failed to bind: %d\n", endp->rtp_port);
+				LOGP(DMGCP, LOGL_FATAL, "Failed to bind: %d\n", rtp_port);
 				return -1;
 			}
 		}