From 902c3fa5521a0880c8a7283d6ec00bce28aaef4b Mon Sep 17 00:00:00 2001
From: Gregory Nutt <gnutt@nuttx.org>
Date: Sun, 27 Jan 2019 17:22:13 -0600
Subject: [PATCH] graphics/NxWidgets/nxwm/src/ccalibration.cxx:  Correct and
 error in the type of the return value.

---
 graphics/NxWidgets/nxwm/src/ccalibration.cxx | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/graphics/NxWidgets/nxwm/src/ccalibration.cxx b/graphics/NxWidgets/nxwm/src/ccalibration.cxx
index 4e5f450af..696ba5645 100644
--- a/graphics/NxWidgets/nxwm/src/ccalibration.cxx
+++ b/graphics/NxWidgets/nxwm/src/ccalibration.cxx
@@ -590,7 +590,7 @@ FAR void *CCalibration::calibration(FAR void *arg)
   if (!This->createWidgets())
     {
       gerr("ERROR: failed to create widgets\n");
-      return false;
+      return (FAR void *)0;
     }
 
   // No samples have yet been collected