From: Jouni Malinen <jouni@qca.qualcomm.com>
Date: Thu, 20 Oct 2011 18:10:22 +0000 (+0300)
Subject: Fix segfault on error path if driver initialization fails
X-Git-Tag: hostap-1-bp~110
X-Git-Url: http://www.project-moonshot.org/gitweb/?p=mech_eap.git;a=commitdiff_plain;h=8c0d3b4fc668f857af39efdb69f8a6acf580bde1

Fix segfault on error path if driver initialization fails

wpa_s->wpa is NULL in this case and we better not call WPA state
machine functions.
---

diff --git a/wpa_supplicant/notify.c b/wpa_supplicant/notify.c
index ed466bd..75b9acf 100644
--- a/wpa_supplicant/notify.c
+++ b/wpa_supplicant/notify.c
@@ -239,7 +239,8 @@ void wpas_notify_persistent_group_removed(struct wpa_supplicant *wpa_s,
 void wpas_notify_network_removed(struct wpa_supplicant *wpa_s,
 				 struct wpa_ssid *ssid)
 {
-	wpa_sm_pmksa_cache_flush(wpa_s->wpa, ssid);
+	if (wpa_s->wpa)
+		wpa_sm_pmksa_cache_flush(wpa_s->wpa, ssid);
 	if (wpa_s->global->p2p_group_formation != wpa_s)
 		wpas_dbus_unregister_network(wpa_s, ssid->id);
 }