diff --git a/pmc_common.c b/pmc_common.c
index 22aaeea..9d21210 100644
--- a/pmc_common.c
+++ b/pmc_common.c
@@ -66,8 +66,10 @@ struct pmc *pmc_create(struct config *cfg, enum transport_type transport_type,
 		       UInteger8 domain_number, UInteger8 transport_specific,
 		       int zero_datalen)
 {
-	struct pmc *pmc;
 	struct interface iface;
+	struct pmc *pmc;
+
+	memset(&iface, 0, sizeof(iface));
 
 	pmc = calloc(1, sizeof *pmc);
 	if (!pmc)