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/src/drivers/driver_ndis.c b/src/drivers/driver_ndis.c
index 7af3317..4656c1b 100644
--- a/src/drivers/driver_ndis.c
+++ b/src/drivers/driver_ndis.c
@@ -2110,14 +2110,8 @@
 		dlen = dpos - desc;
 	else
 		dlen = os_strlen(desc);
-	drv->adapter_desc = os_malloc(dlen + 1);
-	if (drv->adapter_desc) {
-		os_memcpy(drv->adapter_desc, desc, dlen);
-		drv->adapter_desc[dlen] = '\0';
-	}
-
+	drv->adapter_desc = dup_binstr(desc, dlen);
 	os_free(b);
-
 	if (drv->adapter_desc == NULL)
 		return -1;
 
@@ -2284,14 +2278,8 @@
 	} else {
 		dlen = os_strlen(desc[i]);
 	}
-	drv->adapter_desc = os_malloc(dlen + 1);
-	if (drv->adapter_desc) {
-		os_memcpy(drv->adapter_desc, desc[i], dlen);
-		drv->adapter_desc[dlen] = '\0';
-	}
-
+	drv->adapter_desc = dup_binstr(desc[i], dlen);
 	os_free(names);
-
 	if (drv->adapter_desc == NULL)
 		return -1;
 
diff --git a/src/drivers/driver_nl80211.c b/src/drivers/driver_nl80211.c
index 0b5a7dc..6125015 100644
--- a/src/drivers/driver_nl80211.c
+++ b/src/drivers/driver_nl80211.c
@@ -5121,35 +5121,11 @@
 			  struct hostapd_channel_data *chan,
 			  struct nlattr *tb_freq[])
 {
-	enum hostapd_hw_mode m;
-
+	u8 channel;
 	chan->freq = nla_get_u32(tb_freq[NL80211_FREQUENCY_ATTR_FREQ]);
 	chan->flag = 0;
-
-	if (chan->freq < 4000)
-		m = HOSTAPD_MODE_IEEE80211B;
-	else if (chan->freq > 50000)
-		m = HOSTAPD_MODE_IEEE80211AD;
-	else
-		m = HOSTAPD_MODE_IEEE80211A;
-
-	switch (m) {
-	case HOSTAPD_MODE_IEEE80211AD:
-		chan->chan = (chan->freq - 56160) / 2160;
-		break;
-	case HOSTAPD_MODE_IEEE80211A:
-		chan->chan = chan->freq / 5 - 1000;
-		break;
-	case HOSTAPD_MODE_IEEE80211B:
-	case HOSTAPD_MODE_IEEE80211G:
-		if (chan->freq == 2484)
-			chan->chan = 14;
-		else
-			chan->chan = (chan->freq - 2407) / 5;
-		break;
-	default:
-		break;
-	}
+	if (ieee80211_freq_to_chan(chan->freq, &channel) != NUM_HOSTAPD_MODES)
+		chan->chan = channel;
 
 	if (tb_freq[NL80211_FREQUENCY_ATTR_DISABLED])
 		chan->flag |= HOSTAPD_CHAN_DISABLED;
diff --git a/src/drivers/driver_wext.c b/src/drivers/driver_wext.c
index 9733e01..1401050 100644
--- a/src/drivers/driver_wext.c
+++ b/src/drivers/driver_wext.c
@@ -502,11 +502,9 @@
 					   "IWEVCUSTOM length");
 				return;
 			}
-			buf = os_malloc(iwe->u.data.length + 1);
+			buf = dup_binstr(custom, iwe->u.data.length);
 			if (buf == NULL)
 				return;
-			os_memcpy(buf, custom, iwe->u.data.length);
-			buf[iwe->u.data.length] = '\0';
 			wpa_driver_wext_event_wireless_custom(drv->ctx, buf);
 			os_free(buf);
 			break;
diff --git a/src/drivers/drivers.c b/src/drivers/drivers.c
index 1d0ff6e..04eb4fd 100644
--- a/src/drivers/drivers.c
+++ b/src/drivers/drivers.c
@@ -50,12 +50,12 @@
 
 struct wpa_driver_ops *wpa_drivers[] =
 {
-#ifdef CONFIG_DRIVER_WEXT
-	&wpa_driver_wext_ops,
-#endif /* CONFIG_DRIVER_WEXT */
 #ifdef CONFIG_DRIVER_NL80211
 	&wpa_driver_nl80211_ops,
 #endif /* CONFIG_DRIVER_NL80211 */
+#ifdef CONFIG_DRIVER_WEXT
+	&wpa_driver_wext_ops,
+#endif /* CONFIG_DRIVER_WEXT */
 #ifdef CONFIG_DRIVER_HOSTAP
 	&wpa_driver_hostap_ops,
 #endif /* CONFIG_DRIVER_HOSTAP */