Cumulative patch from commit 12c1fdf19a721aaf29e1c77d63445c7f5b8c61c0

12c1fdf P2P: Update peer listen channel from Probe Request frames
a805731 P2P: Abort ongoing scan when p2p_find is stopped
7441698 nl80211: Abort an ongoing scan upon scan timeout indication
1446afc wpa_supplicant: Handle EVENT_SCAN_RESULTS when an interface is disabled
d14e63a WNM: Do not scan based on malformed BSS Transition Management Request
f420577 WNM: Fix candidates count in BSS Transition Management Request
3c58df7 wpa_cli: Support running action script on global control interface
b8f02d8 EAP-PWD peer: Fix possible memory leak on error path
8f38eed Android: Remove superfluous OpenSSL include paths
cbf8d18 HS 2.0R2: Clear fetch_anqp_in_progress if fopen fails
4a6e9e5 Fix CONFIG_WPA_TRACE=y compilation without CONFIG_WPA_TRACE_BFD=y
2bf9a53 Add EAP-AKA' and EAP-pwd to wpa_supplicant README
4196c08 Update notes about OpenSSL versions
5d7b1a3 Fix some typos in wpa_supplicant README files
4194fee README-P2P: Fix a typo
c58eed6 P2P: Add Dev Info attribute to Probe Request frames in 60 GHz
2b6e9f9 wpa_supplicant: Expose wpas_get_bands() and related API
94ad3c3 P2P: Change order of P2P IE and frequencies set up
61697c7 Android: Allow wpa_supplicant to write files to osu-info dir
0147afa FST: Enlarge State Transition Timeout (STT)
e1d00d4 Add error handling for offloaded ACS with vendor command failures
bef5e9a Fix scan rescheduling from wpas_stop_pno to check postponed case
b9ca12a nl80211: Add more address fields into RX frame debug message
debde14 RADIUS: Add Acct-Delay-Time into accounting messages
669b532 RADIUS: Update full message for interim accounting updates
251953b Document nas_identifier requirements for RADIUS accounting
902c07a Replace hostapd_mac_comp_empty() with is_zero_ether_addr()
5aef495 VLAN: Avoid use of libnl cache
732b1d2 nl80211: Clean up ifidx properly if interface in a bridge is removed
170c545 FT: Check destination MAC address on RRB receive
57b2c91 RADIUS: Allow RADIUS server to provide PSK instead of passphrase
d8912fd Cache hashed passphrase in RADIUS-based PSK delivery
f8e09bc Defer passphrase-to-PSK hashing out of 802.11 authentication ACL check
cc9c805 VLAN: Use stack instead of heap allocation for new interface name
d48d1b8 FT: Use BSSID as r1_key_holder if no value is configured
71456db FT: Check hapd->wpa_auth before RRB internal delivery
0270bde FT: Fix R0KH-R1KH protocol data length values
96a26ab P2P: Support dedicated P2P_DEVICE without separate group interface
ba307f8 P2P: Add a separate pointer to the P2P Device instance
e040197 GAS client: Make PMF check on RX more consistent
0645492 WNM: Optimize a single BSS transition management candidate scan
eb20cea nl80211: Add an option to specify the BSSID to scan for
adf0478 AP: Store STA supported operating classes information

Change-Id: If0ce28aae5591be783c38e5b60f7f9ff0fb9f8f2
Signed-off-by: Dmitry Shmidt <dimitrysh@google.com>
diff --git a/src/ap/vlan_util.c b/src/ap/vlan_util.c
index d4e0efb..313d89f 100644
--- a/src/ap/vlan_util.c
+++ b/src/ap/vlan_util.c
@@ -33,7 +33,6 @@
 {
 	int err, ret = -1;
 	struct nl_sock *handle = NULL;
-	struct nl_cache *cache = NULL;
 	struct rtnl_link *rlink = NULL;
 	int if_idx = 0;
 
@@ -65,22 +64,19 @@
 		goto vlan_add_error;
 	}
 
-	err = rtnl_link_alloc_cache(handle, AF_UNSPEC, &cache);
+	err = rtnl_link_get_kernel(handle, 0, if_name, &rlink);
 	if (err < 0) {
-		cache = NULL;
-		wpa_printf(MSG_ERROR, "VLAN: failed to alloc cache: %s",
-			   nl_geterror(err));
-		goto vlan_add_error;
-	}
-
-	if (!(if_idx = rtnl_link_name2i(cache, if_name))) {
 		/* link does not exist */
 		wpa_printf(MSG_ERROR, "VLAN: interface %s does not exist",
 			   if_name);
 		goto vlan_add_error;
 	}
+	if_idx = rtnl_link_get_ifindex(rlink);
+	rtnl_link_put(rlink);
+	rlink = NULL;
 
-	if ((rlink = rtnl_link_get_by_name(cache, vlan_if_name))) {
+	err = rtnl_link_get_kernel(handle, 0, vlan_if_name, &rlink);
+	if (err >= 0) {
 		/* link does exist */
 		rtnl_link_put(rlink);
 		rlink = NULL;
@@ -127,8 +123,6 @@
 vlan_add_error:
 	if (rlink)
 		rtnl_link_put(rlink);
-	if (cache)
-		nl_cache_free(cache);
 	if (handle)
 		nl_socket_free(handle);
 	return ret;
@@ -139,7 +133,6 @@
 {
 	int err, ret = -1;
 	struct nl_sock *handle = NULL;
-	struct nl_cache *cache = NULL;
 	struct rtnl_link *rlink = NULL;
 
 	wpa_printf(MSG_DEBUG, "VLAN: vlan_rem(if_name=%s)", if_name);
@@ -157,15 +150,8 @@
 		goto vlan_rem_error;
 	}
 
-	err = rtnl_link_alloc_cache(handle, AF_UNSPEC, &cache);
+	err = rtnl_link_get_kernel(handle, 0, if_name, &rlink);
 	if (err < 0) {
-		cache = NULL;
-		wpa_printf(MSG_ERROR, "VLAN: failed to alloc cache: %s",
-			   nl_geterror(err));
-		goto vlan_rem_error;
-	}
-
-	if (!(rlink = rtnl_link_get_by_name(cache, if_name))) {
 		/* link does not exist */
 		wpa_printf(MSG_ERROR, "VLAN: interface %s does not exists",
 			   if_name);
@@ -184,8 +170,6 @@
 vlan_rem_error:
 	if (rlink)
 		rtnl_link_put(rlink);
-	if (cache)
-		nl_cache_free(cache);
 	if (handle)
 		nl_socket_free(handle);
 	return ret;