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pinctrl: digicolor: Use devm_pinctrl_register() for pinctrl registration

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Use devm_pinctrl_register() for pin control registration and clean
error path.

Signed-off-by: Laxman Dewangan <[email protected]>
Cc: Baruch Siach <[email protected]>
Signed-off-by: Linus Walleij <[email protected]>
This commit is contained in:
Laxman Dewangan 2016-02-28 14:33:21 +05:30 • committed by Linus Walleij
commit 8f91ed4780
1 changed files with 3 additions and 10 deletions
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13
drivers/pinctrl/pinctrl-digicolor.c
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@ -280,7 +280,7 @@ static int dc_pinctrl_probe(struct platform_device *pdev)
struct pinctrl_desc *pctl_desc;
char *pin_names;
int name_len = strlen("GP_xx") + 1;
int i, j, ret;
int i, j;
pmap = devm_kzalloc(&pdev->dev, sizeof(*pmap), GFP_KERNEL);
if (!pmap)
@ -326,26 +326,19 @@ static int dc_pinctrl_probe(struct platform_device *pdev)
pmap->dev = &pdev->dev;
pmap->pctl = pinctrl_register(pctl_desc, &pdev->dev, pmap);
pmap->pctl = devm_pinctrl_register(&pdev->dev, pctl_desc, pmap);
if (IS_ERR(pmap->pctl)) {
dev_err(&pdev->dev, "pinctrl driver registration failed\n");
return PTR_ERR(pmap->pctl);
}
ret = dc_gpiochip_add(pmap, pdev->dev.of_node);
if (ret < 0) {
pinctrl_unregister(pmap->pctl);
return ret;
}
return 0;
return dc_gpiochip_add(pmap, pdev->dev.of_node);
}
static int dc_pinctrl_remove(struct platform_device *pdev)
{
struct dc_pinmap *pmap = platform_get_drvdata(pdev);
pinctrl_unregister(pmap->pctl);
gpiochip_remove(&pmap->chip);
return 0;