diff --git a/src/ap/ap_config.c b/src/ap/ap_config.c
index d127550..c7da69e 100644
--- a/src/ap/ap_config.c
+++ b/src/ap/ap_config.c
@@ -761,7 +761,7 @@
 	    conf->hw_mode == HOSTAPD_MODE_IEEE80211B) {
 		bss->disable_11n = 1;
 		wpa_printf(MSG_ERROR, "HT (IEEE 802.11n) in 11b mode is not "
-			   "allowed, disabling HT capabilites");
+			   "allowed, disabling HT capabilities");
 	}
 
 	if (full_config && conf->ieee80211n &&
diff --git a/src/ap/beacon.c b/src/ap/beacon.c
index b3b6149..4cae0d9 100644
--- a/src/ap/beacon.c
+++ b/src/ap/beacon.c
@@ -113,6 +113,10 @@
 	    hapd->iface->current_mode->mode != HOSTAPD_MODE_IEEE80211A)
 		return eid;
 
+	/* Let host drivers add this IE if DFS support is offloaded */
+	if (hapd->iface->drv_flags & WPA_DRIVER_FLAGS_DFS_OFFLOAD)
+		return eid;
+
 	/*
 	 * There is no DFS support and power constraint was not directly
 	 * requested by config option.
diff --git a/src/ap/drv_callbacks.c b/src/ap/drv_callbacks.c
index 93804de..3bde720 100644
--- a/src/ap/drv_callbacks.c
+++ b/src/ap/drv_callbacks.c
@@ -340,6 +340,9 @@
 					sta->auth_alg, req_ies, req_ies_len);
 
 	hostapd_sta_assoc(hapd, addr, reassoc, status, buf, p - buf);
+
+	if (sta->auth_alg == WLAN_AUTH_FT)
+		ap_sta_set_authorized(hapd, sta, 1);
 #else /* CONFIG_IEEE80211R */
 	/* Keep compiler silent about unused variables */
 	if (status) {
@@ -350,6 +353,8 @@
 	sta->flags |= WLAN_STA_AUTH | WLAN_STA_ASSOC;
 	sta->flags &= ~WLAN_STA_WNM_SLEEP_MODE;
 
+	hostapd_set_sta_flags(hapd, sta);
+
 	if (reassoc && (sta->auth_alg == WLAN_AUTH_FT))
 		wpa_auth_sm_event(sta->wpa_sm, WPA_ASSOC_FT);
 	else
@@ -1044,6 +1049,8 @@
 				       data->eapol_rx.data_len);
 		break;
 	case EVENT_ASSOC:
+		if (!data)
+			return;
 		hostapd_notif_assoc(hapd, data->assoc_info.addr,
 				    data->assoc_info.req_ies,
 				    data->assoc_info.req_ies_len,
diff --git a/src/ap/hostapd.c b/src/ap/hostapd.c
index 26aca2b..3142391 100644
--- a/src/ap/hostapd.c
+++ b/src/ap/hostapd.c
@@ -693,10 +693,10 @@
 	u8 if_addr[ETH_ALEN];
 
 	wpa_printf(MSG_DEBUG, "%s(hapd=%p (%s), first=%d)",
-		   __func__, hapd, hapd->conf->iface, first);
+		   __func__, hapd, conf->iface, first);
 
 #ifdef EAP_SERVER_TNC
-	if (hapd->conf->tnc && tncs_global_init() < 0) {
+	if (conf->tnc && tncs_global_init() < 0) {
 		wpa_printf(MSG_ERROR, "Failed to initialize TNCS");
 		return -1;
 	}
@@ -704,37 +704,37 @@
 
 	if (hapd->started) {
 		wpa_printf(MSG_ERROR, "%s: Interface %s was already started",
-			   __func__, hapd->conf->iface);
+			   __func__, conf->iface);
 		return -1;
 	}
 	hapd->started = 1;
 
 	if (!first || first == -1) {
-		if (hostapd_mac_comp_empty(hapd->conf->bssid) == 0) {
+		if (hostapd_mac_comp_empty(conf->bssid) == 0) {
 			/* Allocate the next available BSSID. */
 			do {
 				inc_byte_array(hapd->own_addr, ETH_ALEN);
 			} while (mac_in_conf(hapd->iconf, hapd->own_addr));
 		} else {
 			/* Allocate the configured BSSID. */
-			os_memcpy(hapd->own_addr, hapd->conf->bssid, ETH_ALEN);
+			os_memcpy(hapd->own_addr, conf->bssid, ETH_ALEN);
 
 			if (hostapd_mac_comp(hapd->own_addr,
 					     hapd->iface->bss[0]->own_addr) ==
 			    0) {
 				wpa_printf(MSG_ERROR, "BSS '%s' may not have "
 					   "BSSID set to the MAC address of "
-					   "the radio", hapd->conf->iface);
+					   "the radio", conf->iface);
 				return -1;
 			}
 		}
 
 		hapd->interface_added = 1;
 		if (hostapd_if_add(hapd->iface->bss[0], WPA_IF_AP_BSS,
-				   hapd->conf->iface, hapd->own_addr, hapd,
+				   conf->iface, hapd->own_addr, hapd,
 				   &hapd->drv_priv, force_ifname, if_addr,
-				   hapd->conf->bridge[0] ? hapd->conf->bridge :
-				   NULL, first == -1)) {
+				   conf->bridge[0] ? conf->bridge : NULL,
+				   first == -1)) {
 			wpa_printf(MSG_ERROR, "Failed to add BSS (BSSID="
 				   MACSTR ")", MAC2STR(hapd->own_addr));
 			hapd->interface_added = 0;
@@ -749,7 +749,7 @@
 	hostapd_set_privacy(hapd, 0);
 
 	hostapd_broadcast_wep_clear(hapd);
-	if (hostapd_setup_encryption(hapd->conf->iface, hapd))
+	if (hostapd_setup_encryption(conf->iface, hapd))
 		return -1;
 
 	/*
@@ -783,9 +783,8 @@
 	if (!hostapd_drv_none(hapd)) {
 		wpa_printf(MSG_ERROR, "Using interface %s with hwaddr " MACSTR
 			   " and ssid \"%s\"",
-			   hapd->conf->iface, MAC2STR(hapd->own_addr),
-			   wpa_ssid_txt(hapd->conf->ssid.ssid,
-					hapd->conf->ssid.ssid_len));
+			   conf->iface, MAC2STR(hapd->own_addr),
+			   wpa_ssid_txt(conf->ssid.ssid, conf->ssid.ssid_len));
 	}
 
 	if (hostapd_setup_wpa_psk(conf)) {
@@ -810,17 +809,17 @@
 		return -1;
 	}
 
-	if (hapd->conf->radius_das_port) {
+	if (conf->radius_das_port) {
 		struct radius_das_conf das_conf;
 		os_memset(&das_conf, 0, sizeof(das_conf));
-		das_conf.port = hapd->conf->radius_das_port;
-		das_conf.shared_secret = hapd->conf->radius_das_shared_secret;
+		das_conf.port = conf->radius_das_port;
+		das_conf.shared_secret = conf->radius_das_shared_secret;
 		das_conf.shared_secret_len =
-			hapd->conf->radius_das_shared_secret_len;
-		das_conf.client_addr = &hapd->conf->radius_das_client_addr;
-		das_conf.time_window = hapd->conf->radius_das_time_window;
+			conf->radius_das_shared_secret_len;
+		das_conf.client_addr = &conf->radius_das_client_addr;
+		das_conf.time_window = conf->radius_das_time_window;
 		das_conf.require_event_timestamp =
-			hapd->conf->radius_das_require_event_timestamp;
+			conf->radius_das_require_event_timestamp;
 		das_conf.ctx = hapd;
 		das_conf.disconnect = hostapd_das_disconnect;
 		hapd->radius_das = radius_das_init(&das_conf);
@@ -847,7 +846,7 @@
 		return -1;
 	}
 
-	if ((hapd->conf->wpa || hapd->conf->osen) && hostapd_setup_wpa(hapd))
+	if ((conf->wpa || conf->osen) && hostapd_setup_wpa(hapd))
 		return -1;
 
 	if (accounting_init(hapd)) {
@@ -855,8 +854,8 @@
 		return -1;
 	}
 
-	if (hapd->conf->ieee802_11f &&
-	    (hapd->iapp = iapp_init(hapd, hapd->conf->iapp_iface)) == NULL) {
+	if (conf->ieee802_11f &&
+	    (hapd->iapp = iapp_init(hapd, conf->iapp_iface)) == NULL) {
 		wpa_printf(MSG_ERROR, "IEEE 802.11F (IAPP) initialization "
 			   "failed.");
 		return -1;
@@ -881,7 +880,7 @@
 		return -1;
 	}
 
-	if (!hapd->conf->start_disabled && ieee802_11_set_beacon(hapd) < 0)
+	if (!conf->start_disabled && ieee802_11_set_beacon(hapd) < 0)
 		return -1;
 
 	if (hapd->wpa_auth && wpa_init_keys(hapd->wpa_auth) < 0)
@@ -1182,12 +1181,15 @@
 			   iface->conf->channel, iface->freq);
 
 #ifdef NEED_AP_MLME
-		/* Check DFS */
-		res = hostapd_handle_dfs(iface);
-		if (res <= 0) {
-			if (res < 0)
-				goto fail;
-			return res;
+		/* Handle DFS only if it is not offloaded to the driver */
+		if (!(iface->drv_flags & WPA_DRIVER_FLAGS_DFS_OFFLOAD)) {
+			/* Check DFS */
+			res = hostapd_handle_dfs(iface);
+			if (res <= 0) {
+				if (res < 0)
+					goto fail;
+				return res;
+			}
 		}
 #endif /* NEED_AP_MLME */
 
diff --git a/src/ap/sta_info.c b/src/ap/sta_info.c
index 60f0768..efd2a72 100644
--- a/src/ap/sta_info.c
+++ b/src/ap/sta_info.c
@@ -956,12 +956,12 @@
 			dev_addr = addr;
 	} else
 		dev_addr = p2p_group_get_dev_addr(hapd->p2p_group, sta->addr);
-#endif /* CONFIG_P2P */
 
 	if (dev_addr)
 		os_snprintf(buf, sizeof(buf), MACSTR " p2p_dev_addr=" MACSTR,
 			    MAC2STR(sta->addr), MAC2STR(dev_addr));
 	else
+#endif /* CONFIG_P2P */
 		os_snprintf(buf, sizeof(buf), MACSTR, MAC2STR(sta->addr));
 
 	if (authorized) {