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-rw-r--r--drivers/regulator/mc13783-regulator.c3
-rw-r--r--include/linux/regulator/consumer.h8
2 files changed, 9 insertions, 2 deletions
diff --git a/drivers/regulator/mc13783-regulator.c b/drivers/regulator/mc13783-regulator.c
index a681f5e8f78..ad036dd8da1 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 28c9fd020d3..ebd74726529 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)
{