pinctrl: pinctrl-mxs: set platform driver data to NULL at errpath and at unregister
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>
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@ -516,6 +516,7 @@ int __devinit mxs_pinctrl_probe(struct platform_device *pdev,
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return 0;
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err:
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platform_set_drvdata(pdev, NULL);
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iounmap(d->base);
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return ret;
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}
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@ -525,6 +526,7 @@ int __devexit mxs_pinctrl_remove(struct platform_device *pdev)
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{
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struct mxs_pinctrl_data *d = platform_get_drvdata(pdev);
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platform_set_drvdata(pdev, NULL);
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pinctrl_unregister(d->pctl);
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iounmap(d->base);
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