From 5f16d30d822a26fd42ddd2cdc4bc5211db695f41 Mon Sep 17 00:00:00 2001
From: "Robin.Mueller" <robin.mueller.m@gmail.com>
Date: Tue, 23 Jun 2020 13:47:38 +0200
Subject: [PATCH] all ones value for return failed now

---
 returnvalues/HasReturnvaluesIF.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/returnvalues/HasReturnvaluesIF.h b/returnvalues/HasReturnvaluesIF.h
index b51dfc82..6ead6fbb 100644
--- a/returnvalues/HasReturnvaluesIF.h
+++ b/returnvalues/HasReturnvaluesIF.h
@@ -12,7 +12,8 @@ typedef uint16_t ReturnValue_t;
 class HasReturnvaluesIF {
 public:
 	static const ReturnValue_t RETURN_OK = 0;
-	static const ReturnValue_t RETURN_FAILED = 0xFFFF;
+	//! This will be the alll-ones value irrespective of used unsigned datatype.
+	static const ReturnValue_t RETURN_FAILED = -1;
 	virtual ~HasReturnvaluesIF() {}
 };