[nat] Reword warning when we had a pending transaction and forget about it.
diff --git a/openbsc/src/nat/bsc_mgcp_utils.c b/openbsc/src/nat/bsc_mgcp_utils.c
index 0e34e68..70f7509 100644
--- a/openbsc/src/nat/bsc_mgcp_utils.c
+++ b/openbsc/src/nat/bsc_mgcp_utils.c
@@ -148,8 +148,8 @@
 	}
 
 	if (bsc_endp->transaction_id) {
-		LOGP(DMGCP, LOGL_ERROR, "One transaction with id '%s' on 0x%x\n",
-		     bsc_endp->transaction_id, endpoint);
+		LOGP(DMGCP, LOGL_ERROR, "Endpoint 0x%x had pending transaction: '%s'\n",
+		     endpoint, bsc_endp->transaction_id);
 		talloc_free(bsc_endp->transaction_id);
 	}