cpufreq: scpi: fix error return code in scpi_cpufreq_init()

Fix to return a negative error code from the clk_get() error handling
case instead of 0, as done elsewhere in this function.

Fixes: 343a8d17 (cpufreq: scpi: remove arm_big_little dependency)
Signed-off-by: NWei Yongjun <weiyongjun1@huawei.com>
Acked-by: NViresh Kumar <viresh.kumar@linaro.org>
Acked-by: NSudeep Holla <sudeep.holla@arm.com>
Signed-off-by: NRafael J. Wysocki <rafael.j.wysocki@intel.com>

drivers/cpufreq/scpi-cpufreq.c

@@ -145,6 +145,7 @@ static int scpi_cpufreq_init(struct cpufreq_policy *policy)
 	if (IS_ERR(priv->clk)) {
 		dev_err(cpu_dev, "%s: Failed to get clk for cpu: %d\n",
 			__func__, cpu_dev->id);
+		ret = PTR_ERR(priv->clk);
 		goto out_free_cpufreq_table;
 	}