diff --git a/caputils/airpcap_loader.c b/caputils/airpcap_loader.c
index 8a9d10a5dc..1d290b4edd 100644
--- a/caputils/airpcap_loader.c
+++ b/caputils/airpcap_loader.c
@@ -607,7 +607,7 @@ airpcap_driver_fake_if_info_new(void)
     ad = airpcap_if_open(if_info->name, ebuf);
     if (ad)
     {
-        fake_if_info = (airpcap_if_info_t *)g_malloc(sizeof (airpcap_if_info_t));
+        fake_if_info = (airpcap_if_info_t *)g_malloc0(sizeof (airpcap_if_info_t));
         fake_if_info->name = g_strdup(if_info->name);
         fake_if_info->description = g_strdup(if_info->description);
         fake_if_info->loopback = FALSE;
diff --git a/caputils/capture-pcap-util-unix.c b/caputils/capture-pcap-util-unix.c
index a11eefa29c..7dd49a1b30 100644
--- a/caputils/capture-pcap-util-unix.c
+++ b/caputils/capture-pcap-util-unix.c
@@ -159,10 +159,9 @@ get_interface_list(int *err, char **err_str)
 	lastlen = 0;
 	len = 100 * sizeof(struct ifreq);
 	for ( ; ; ) {
-		buf = (char *)g_malloc(len);
+		buf = (char *)g_malloc0(len);
 		ifc.ifc_len = len;
 		ifc.ifc_buf = buf;
-		memset (buf, 0, len);
 		if (ioctl(sock, SIOCGIFCONF, &ifc) < 0) {
 			if (errno != EINVAL || lastlen != 0) {
 				if (err_str != NULL) {