From a05cadcd327bd36a3bf712b9865cbf33e51ad53a Mon Sep 17 00:00:00 2001
From: George Nash <george.nash@intel.com>
Date: Wed, 2 Aug 2017 15:59:06 -0700
Subject: [PATCH] IOT-2539 Fix return-type warning

The _worker function expects a void * return type
only functions with return type of void do not have
to have a return.

Since the return value does not appear to be used
simply return NULL.

Change-Id: I3cee6f7a491320d21b1d70f9a8df0f7b4538087b
Signed-off-by: George Nash <george.nash@intel.com>
Reviewed-on: https://gerrit.iotivity.org/gerrit/21737
Tested-by: jenkins-iotivity <jenkins@iotivity.org>
Reviewed-by: Phil Coval <philippe.coval@osg.samsung.com>
Reviewed-by: Mats Wichmann <mats@linux.com>
Reviewed-by: Rick Bell <richard.s.bell@intel.com>
(cherry picked from commit 9a55ebdaefd544b37c7534b479ceff33ccc9f123)
---
 cloud/samples/client/airconditioner/aircon_controlee.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/cloud/samples/client/airconditioner/aircon_controlee.cpp b/cloud/samples/client/airconditioner/aircon_controlee.cpp
index 723d3c9..d56b083 100644
--- a/cloud/samples/client/airconditioner/aircon_controlee.cpp
+++ b/cloud/samples/client/airconditioner/aircon_controlee.cpp
@@ -516,6 +516,8 @@ class FirmwareResource : public Resource // x.org.iotivity.firmware
         {
             FirmwareResource *pThread = (FirmwareResource *)pArg;
             pThread->onUpdateFirmware();
+            // the function must return something - NULL will do
+            return NULL;
         }
 
         void setFirmwareRepresentation(OCRepresentation &rep)
-- 
2.7.4