[PATCH] regulator: stubs: Make stub regulator_get_voltage() return an error

[Mark Brown]

Returning 0 isn't useful, it's not even meaningful if there is a real
regulator there.

Reported-by: Guennadi Liakhovetski <g.liakhovetski@xxxxxx>
Signed-off-by: Mark Brown <broonie@xxxxxxxxxxxxxxxxxxxxxxxxxxx>
---
 include/linux/regulator/consumer.h |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/linux/regulator/consumer.h b/include/linux/regulator/consumer.h
index ed05443..bb5b3a2 100644
--- 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,
-- 
1.7.10

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