From d55f6a991501068e4fbc0e58e1d1f8d92e3aa94d Mon Sep 17 00:00:00 2001
From: Marc Emmers <m.emmers@syrinx.nl>
Date: Mon, 29 Oct 2018 13:56:45 +0100
Subject: [PATCH] Check if a queue is present. Return an error otherwise

---
 features/cellular/easy_cellular/CellularConnectionFSM.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/features/cellular/easy_cellular/CellularConnectionFSM.cpp b/features/cellular/easy_cellular/CellularConnectionFSM.cpp
index 6319dbc942..6a5c1ae335 100644
--- a/features/cellular/easy_cellular/CellularConnectionFSM.cpp
+++ b/features/cellular/easy_cellular/CellularConnectionFSM.cpp
@@ -136,6 +136,10 @@ nsapi_error_t CellularConnectionFSM::init()
     }
 
     _at_queue = _cellularDevice->get_queue();
+    if (!_at_queue) {
+        stop();
+        return NSAPI_ERROR_NO_MEMORY;
+    }
     _at_queue->chain(&_queue);
 
     _retry_count = 0;