[PATCH] regulator: core: Get and put regulator of_node

From: Charles Keepax
Date: Wed Apr 02 2014 - 10:16:34 EST


We should be incrementing the reference count of the of_node for the
regulator when we take a copy of it. This patch does so.

Signed-off-by: Charles Keepax <ckeepax@xxxxxxxxxxxxxxxxxxxxxxxxxxx>
---
drivers/regulator/core.c | 3 ++-
1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c
index afca1bc..e26372a 100644
--- a/drivers/regulator/core.c
+++ b/drivers/regulator/core.c
@@ -3433,7 +3433,7 @@ regulator_register(const struct regulator_desc *regulator_desc,

/* register with sysfs */
rdev->dev.class = &regulator_class;
- rdev->dev.of_node = config->of_node;
+ rdev->dev.of_node = of_node_get(config->of_node);
rdev->dev.parent = dev;
dev_set_name(&rdev->dev, "regulator.%d",
atomic_inc_return(&regulator_no) - 1);
@@ -3575,6 +3575,7 @@ void regulator_unregister(struct regulator_dev *rdev)
list_del(&rdev->list);
kfree(rdev->constraints);
regulator_ena_gpio_free(rdev);
+ of_node_put(rdev->dev.of_node);
device_unregister(&rdev->dev);
mutex_unlock(&regulator_list_mutex);
}
--
1.7.2.5

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