From bff9f0b6b1241af66ec8bbc02367bfe55ca5d239 Mon Sep 17 00:00:00 2001
From: Jeroen88 <info@el-mago.nl>
Date: Thu, 6 Dec 2018 19:01:06 +0100
Subject: [PATCH] Fix error in PR #2048: if ::available() is called before
 ::connect() _rxBuffer is not initialised (#2155)

---
 libraries/WiFi/src/WiFiClient.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/libraries/WiFi/src/WiFiClient.cpp b/libraries/WiFi/src/WiFiClient.cpp
index 6669ef59..5c42cc9d 100644
--- a/libraries/WiFi/src/WiFiClient.cpp
+++ b/libraries/WiFi/src/WiFiClient.cpp
@@ -398,6 +398,10 @@ int WiFiClient::peek()
 
 int WiFiClient::available()
 {
+    if(!_rxBuffer)
+    {
+        return 0;
+    }
     int res = _rxBuffer->available();
     if(_rxBuffer->failed()) {
         log_e("%d", errno);