IntegerParameterType: ensure that Min <= Max

Otherwise, error out and inform the user that the range of allowed
values is empty.

Signed-off-by: David Wagner <[email protected]>

Author: dawagner

parameter/IntegerParameterType.h

@@ -96,6 +96,11 @@ class CIntegerParameterType : public CBaseIntegerParameterType
         xmlElement.getAttribute("Min", _min);
         xmlElement.getAttribute("Max", _max);
 
+        if (_min > _max) {
+            serializingContext.setError("The range of allowed value is empty (Min > Max).");
+            return false;
+        }
+
         // Base
         return Base::fromXml(xmlElement, serializingContext);
     }