[PATCH v1 3/3] clkdev: Simplify devm_clk_hw_register_clkdev() function

Andy Shevchenko
2022-06-23T11:57:46Z

Use devm_add_action_or_reset() instead of devres_alloc() and
devres_add(), which works the same. This will simplify the
code. There is no functional changes.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
---
drivers/clk/clkdev.c | 24 ++++++++++--------------
1 file changed, 10 insertions(+), 14 deletions(-)

diff --git a/drivers/clk/clkdev.c b/drivers/clk/clkdev.c
index 716bb1710b89..b5eed37dc71a 100644
--- a/drivers/clk/clkdev.c
+++ b/drivers/clk/clkdev.c
@@ -348,9 +348,9 @@ int clk_hw_register_clkdev(struct clk_hw *hw, const char *con_id,
}
EXPORT_SYMBOL(clk_hw_register_clkdev);

-static void devm_clkdev_release(struct device *dev, void *res)
+static void devm_clkdev_release(void *res)
{
- clkdev_drop(*(struct clk_lookup **)res);
+ clkdev_drop(res);
}

/**
@@ -371,17 +371,13 @@ static void devm_clkdev_release(struct device *dev, void *res)
int devm_clk_hw_register_clkdev(struct device *dev, struct clk_hw *hw,
const char *con_id, const char *dev_id)
{
- int rval = -ENOMEM;
- struct clk_lookup **cl;
-
- cl = devres_alloc(devm_clkdev_release, sizeof(*cl), GFP_KERNEL);
- if (cl) {
- rval = do_clk_register_clkdev(hw, cl, con_id, dev_id);
- if (!rval)
- devres_add(dev, cl);
- else
- devres_free(cl);
- }
- return rval;
+ struct clk_lookup *cl;
+ int rval;
+
+ rval = do_clk_register_clkdev(hw, &cl, con_id, dev_id);
+ if (rval)
+ return rval;
+
+ return devm_add_action_or_reset(dev, devm_clkdev_release, cl);
}
EXPORT_SYMBOL(devm_clk_hw_register_clkdev);
--
2.35.1