OPP: Free OPP table properly on performance state irregularities

The OPP table was freed, but not the individual OPPs which is done from
_dev_pm_opp_remove_table(). Fix it by calling _dev_pm_opp_remove_table()
as well.

Cc: 4.18 <stable@vger.kernel.org> # v4.18
Fixes: 3ba98324e81a ("PM / OPP: Get performance state using genpd helper")
Tested-by: Niklas Cassel <niklas.cassel@linaro.org>
Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>

drivers/opp/of.c

@@ -425,6 +425,7 @@ static int _of_add_opp_table_v2(struct device *dev, struct device_node *opp_np)
 		dev_err(dev, "Not all nodes have performance state set (%d: %d)\n",
 			count, pstate_count);
 		ret = -ENOENT;
+		_dev_pm_opp_remove_table(opp_table, dev, false);
 		goto put_opp_table;
 	}