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pinctrl: pinctrl-mxs: set platform driver data to NULL at errpath and at unregister

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clear the platform data pointer when mxs_pinctrl_probe_dt fails,
and also before the unregistering with pinctrl subsystem.

Signed-off-by: Devendra Naga <devendra.aaru@gmail.com>
Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
This commit is contained in:
Devendra Naga 2012-06-09 17:32:31 +05:30 committed by Linus Walleij
parent 0bf7481852
commit 149ff9e1f2
1 changed files with 2 additions and 0 deletions
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2
drivers/pinctrl/pinctrl-mxs.c
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@ -516,6 +516,7 @@ int __devinit mxs_pinctrl_probe(struct platform_device *pdev,
return 0;
err:
platform_set_drvdata(pdev, NULL);
iounmap(d->base);
return ret;
}
@ -525,6 +526,7 @@ int __devexit mxs_pinctrl_remove(struct platform_device *pdev)
{
struct mxs_pinctrl_data *d = platform_get_drvdata(pdev);
platform_set_drvdata(pdev, NULL);
pinctrl_unregister(d->pctl);
iounmap(d->base);