Accumulative patch from commit b57b560034f1bb1ad3a3892228940dde97323c0e

b57b560 wpa_supplicant: Default to nl80211 instead of wext
ee28f08 hostapd: Add more messages for error paths
61d2ce2 hostapd: Reject configuration file without interface parameter
a8a7890 Clear extra_blacklist_count on FLUSH command
c646862 WPS ER: Allow UPnP interface to be forced
728d971 Use status code 17 (unable to handle new STA) on max-STA limitation
5e24dc8 Add dup_binstr() to help common binary string tasks
8b44ad7 Use os_zalloc() instead of os_malloc() + os_memset()
2c48211 FT RRB: Validate os_malloc() return value before using it
7ca902b Make vlan_file optional if dynamic_vlan is used
bdb112d Add bitfield routines
04382f7 NFC: Add no waiting and no multiple operations options for scripts
fe90496 WPS: Fix AP auto configuration on config token generation
28fcfb6 NFC: Increase wpa_cli command buffer size
8f7a6dd WPS NFC: Allow Device Password ID override for selected registrar
aaecb69 WPS: Use generic MAC Address attribute builder
9ccd916 P2P: Clean up channel--frequency conversion functions
e864c0a Use a common frequency to channel conversion function
02db75b FT: Reset FT flag upon STA deauthentication
7800d45 P2P: Set P2P_DEV_PEER_WAITING_RESPONSE from TX status callback
d78d3c6 EAP peer: Add check before calling getSessionId method
dd57970 Disable network temporarily on repeated connection failures

Change-Id: If8078d5c1ff40ea806e844543cf6f2bf9d24b7ac
Signed-off-by: Dmitry Shmidt <dimitrysh@google.com>
diff --git a/hostapd/config_file.c b/hostapd/config_file.c
index cd68e3e..21104d3 100644
--- a/hostapd/config_file.c
+++ b/hostapd/config_file.c
@@ -83,7 +83,7 @@
 			return -1;
 		}
 
-		vlan = os_malloc(sizeof(*vlan));
+		vlan = os_zalloc(sizeof(*vlan));
 		if (vlan == NULL) {
 			wpa_printf(MSG_ERROR, "Out of memory while reading "
 				   "VLAN interfaces from '%s'", fname);
@@ -91,7 +91,6 @@
 			return -1;
 		}
 
-		os_memset(vlan, 0, sizeof(*vlan));
 		vlan->vlan_id = vlan_id;
 		os_strlcpy(vlan->ifname, pos, sizeof(vlan->ifname));
 		if (bss->vlan_tail)