Fix error in PR #2048: if ::available() is called before ::connect() …

…_rxBuffer is not initialised (#2155)
espressif · Dec 6, 2018 · bff9f0b · bff9f0b · everslick · Jan 16, 2019
1 parent 7280370
commit bff9f0b
Showing 1 changed file with 4 additions and 0 deletions.
diff --git 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);