diff options
| -rw-r--r-- | drivers/regulator/mc13783-regulator.c | 3 | ||||
| -rw-r--r-- | include/linux/regulator/consumer.h | 8 |
2 files changed, 9 insertions, 2 deletions
diff --git a/drivers/regulator/mc13783-regulator.c b/drivers/regulator/mc13783-regulator.c index a681f5e..ad036dd 100644 --- a/drivers/regulator/mc13783-regulator.c +++ b/drivers/regulator/mc13783-regulator.c @@ -618,9 +618,12 @@ static int __devexit mc13783_regulator_remove(struct platform_device *pdev) dev_get_platdata(&pdev->dev); int i; + platform_set_drvdata(pdev, NULL); + for (i = 0; i < pdata->num_regulators; i++) regulator_unregister(priv->regulators[i]); + kfree(priv); return 0; } diff --git a/include/linux/regulator/consumer.h b/include/linux/regulator/consumer.h index 28c9fd0..ebd7472 100644 --- a/include/linux/regulator/consumer.h +++ b/include/linux/regulator/consumer.h @@ -183,9 +183,13 @@ static inline struct regulator *__must_check regulator_get(struct device *dev, { /* Nothing except the stubbed out regulator API should be * looking at the value except to check if it is an error - * value so the actual return value doesn't matter. + * value. Drivers are free to handle NULL specifically by + * skipping all regulator API calls, but they don't have to. + * Drivers which don't, should make sure they properly handle + * corner cases of the API, such as regulator_get_voltage() + * returning 0. */ - return (struct regulator *)id; + return NULL; } static inline void regulator_put(struct regulator *regulator) { |