From aba9ad0ea06deae52ae6086b13838f3d71169192 Mon Sep 17 00:00:00 2001
From: Andy Green <andy@warmcat.com>
Date: Tue, 15 Nov 2016 17:00:35 +0800
Subject: [PATCH] client: protect againt losing ah by lws_client_connect_2

---
 lib/client-handshake.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/lib/client-handshake.c b/lib/client-handshake.c
index 009505ac..57a9343f 100644
--- a/lib/client-handshake.c
+++ b/lib/client-handshake.c
@@ -17,6 +17,12 @@ lws_client_connect_2(struct lws *wsi)
 
 	lwsl_client("%s\n", __func__);
 
+	if (!wsi->u.hdr.ah) {
+		
+		lwsl_err("ah was NULL at cc2\n");
+		goto oom4;
+	}
+
 	/* proxy? */
 
 	if (wsi->vhost->http_proxy_port) {