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Commit da9aecb0 authored by Devendra Naga's avatar Devendra Naga Committed by Linus Walleij
Browse files

pinctrl/pinctrl-core: cleanup pinctrl_register 



lots of places the ret is used just for non zero cases
with out that also we can check the status of the function
calls.

Signed-off-by: default avatarDevendra Naga <devendra.aaru@gmail.com>
Signed-off-by: default avatarLinus Walleij <linus.walleij@linaro.org>
parent 7e1dfe53

drivers/pinctrl/core.c

+6 −11
Original line number Diff line number Diff line
@@ -1395,9 +1395,9 @@ struct pinctrl_dev *pinctrl_register(struct pinctrl_desc *pctldesc, 
	struct pinctrl_dev *pctldev;

	int ret;



	if (pctldesc == NULL)

	if (!pctldesc)

		return NULL;

	if (pctldesc->name == NULL)

	if (!pctldesc->name)

		return NULL;



	pctldev = kzalloc(sizeof(*pctldev), GFP_KERNEL);
@@ -1415,23 +1415,20 @@ struct pinctrl_dev *pinctrl_register(struct pinctrl_desc *pctldesc, 
	pctldev->dev = dev;



	/* check core ops for sanity */

	ret = pinctrl_check_ops(pctldev);

	if (ret) {

	if (pinctrl_check_ops(pctldev)) {

		dev_err(dev, "pinctrl ops lacks necessary functions\n");

		goto out_err;

	}



	/* If we're implementing pinmuxing, check the ops for sanity */

	if (pctldesc->pmxops) {

		ret = pinmux_check_ops(pctldev);

		if (ret)

		if (pinmux_check_ops(pctldev))

			goto out_err;

	}



	/* If we're implementing pinconfig, check the ops for sanity */

	if (pctldesc->confops) {

		ret = pinconf_check_ops(pctldev);

		if (ret)

		if (pinconf_check_ops(pctldev))

			goto out_err;

	}
@@ -1457,13 +1454,11 @@ struct pinctrl_dev *pinctrl_register(struct pinctrl_desc *pctldesc, 
		if (IS_ERR(s)) {

			dev_dbg(dev, "failed to lookup the default state\n");

		} else {

			ret = pinctrl_select_state_locked(pctldev->p, s);

			if (ret) {

			if (pinctrl_select_state_locked(pctldev->p, s))

				dev_err(dev,

					"failed to select default state\n");

		}

	}

	}



	mutex_unlock(&pinctrl_mutex);