Drop redundant test.

git-svn-id: http://lm-sensors.org/svn/lm-sensors/branches/lm-sensors-3.0.0@4632 7894878c-1315-0410-8ee3-d5d059ff63e0

prog/sensors/chips_generic.c

@@ -44,7 +44,6 @@ static void sensors_get_available_features(const sensors_chip_name *name,
   const sensors_feature_data *iter;
   
   while((iter = sensors_get_all_features(*name, &i, &j)) && 
-      iter->mapping != SENSORS_NO_MAPPING &&
       iter->mapping == feature->number) {
     int indx;