regulator: stubs: Make stub regulator_get_voltage() return an error

Returning 0 isn't useful, it's not even meaningful if there is a real regulator there. Reported-by: Guennadi Liakhovetski <g.liakhovetski@gmx.de> Signed-off-by: Mark Brown <broonie@opensource.wolfsonmicro.com>
git-mirror · Jun 18, 2012 · 08aed2f · 08aed2f
1 parent 230a5a1
commit 08aed2f
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/include/linux/regulator/consumer.h b/include/linux/regulator/consumer.h
@@ -291,7 +291,7 @@ static inline int regulator_set_voltage(struct regulator *regulator,
 
 static inline int regulator_get_voltage(struct regulator *regulator)
 {
-	return 0;
+	return -EINVAL;
 }
 
 static inline int regulator_set_current_limit(struct regulator *regulator,