drm/imx: imx-tve: check the value returned by regulator_set_voltage() (deb65870) · Commits · 戴 / test

regulator_set_voltage() may fail, so we better check its return value and propagate it in the case of error. Signed-off-by:

drivers/gpu/drm/imx/imx-tve.c

+3 −1

Original line number	Original line	Diff line number	Diff line
	@@ -628,7 +628,9 @@ static int imx_tve_bind(struct device dev, struct device master, void *data)

	tve->dac_reg = devm_regulator_get(dev, "dac");		tve->dac_reg = devm_regulator_get(dev, "dac");
	if (!IS_ERR(tve->dac_reg)) {		if (!IS_ERR(tve->dac_reg)) {
	regulator_set_voltage(tve->dac_reg, 2750000, 2750000);		ret = regulator_set_voltage(tve->dac_reg, 2750000, 2750000);
			if (ret)
			return ret;
	ret = regulator_enable(tve->dac_reg);		ret = regulator_enable(tve->dac_reg);
	if (ret)		if (ret)
	return ret;		return ret;