Merge "msm: rpm-regulator-smd: correct use-after-free in rpm_vreg_device_remove"

{

	struct device *dev = &pdev->dev;

	struct rpm_regulator *reg;

	struct rpm_vreg *rpm_vreg;

	reg = platform_get_drvdata(pdev);

	if (reg) {

		rpm_vreg_lock(reg->rpm_vreg);

		rpm_vreg = reg->rpm_vreg;

		rpm_vreg_lock(rpm_vreg);

		regulator_unregister(reg->rdev);

		list_del(&reg->list);

		kfree(reg);

		rpm_vreg_unlock(reg->rpm_vreg);

		rpm_vreg_unlock(rpm_vreg);

	} else {

		dev_err(dev, "%s: drvdata missing\n", __func__);

		return -EINVAL;