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PM / devfreq: rk3399_dmc: Simplify with dev_err_probe()

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Common pattern of handling deferred probe can be simplified with
dev_err_probe().  Less code and the error value gets printed.

Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
Signed-off-by: Chanwoo Choi <cw00.choi@samsung.com>
This commit is contained in:
Krzysztof Kozlowski 2021-02-28 15:52:32 +09:00 committed by Chanwoo Choi
parent 62453f1ba5
commit fbf821ec63
1 changed files with 6 additions and 14 deletions
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20
drivers/devfreq/rk3399_dmc.c
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@ -324,22 +324,14 @@ static int rk3399_dmcfreq_probe(struct platform_device *pdev)
mutex_init(&data->lock);
data->vdd_center = devm_regulator_get(dev, "center");
if (IS_ERR(data->vdd_center)) {
if (PTR_ERR(data->vdd_center) == -EPROBE_DEFER)
return -EPROBE_DEFER;
dev_err(dev, "Cannot get the regulator \"center\"\n");
return PTR_ERR(data->vdd_center);
}
if (IS_ERR(data->vdd_center))
return dev_err_probe(dev, PTR_ERR(data->vdd_center),
"Cannot get the regulator \"center\"\n");
data->dmc_clk = devm_clk_get(dev, "dmc_clk");
if (IS_ERR(data->dmc_clk)) {
if (PTR_ERR(data->dmc_clk) == -EPROBE_DEFER)
return -EPROBE_DEFER;
dev_err(dev, "Cannot get the clk dmc_clk\n");
return PTR_ERR(data->dmc_clk);
}
if (IS_ERR(data->dmc_clk))
return dev_err_probe(dev, PTR_ERR(data->dmc_clk),
"Cannot get the clk dmc_clk\n");
data->edev = devfreq_event_get_edev_by_phandle(dev, "devfreq-events", 0);
if (IS_ERR(data->edev))