Documentation: pinctrl: Fix example code for pinctrl_register
pinctrl_register() returns NULL on error, fix it. Signed-off-by: Axel Lin <axel.lin@ingics.com> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
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@ -81,7 +81,7 @@ int __init foo_probe(void)
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struct pinctrl_dev *pctl;
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struct pinctrl_dev *pctl;
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pctl = pinctrl_register(&foo_desc, <PARENT>, NULL);
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pctl = pinctrl_register(&foo_desc, <PARENT>, NULL);
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if (IS_ERR(pctl))
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if (!pctl)
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pr_err("could not register foo pin driver\n");
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pr_err("could not register foo pin driver\n");
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}
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}
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