linux-kernel - [PATCH 2/2] cpufreq: imx6q: save one condition block for normal case of nvmem read

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Message-ID: <1543200853-10029-2-git-send-email-Anson.Huang@nxp.com>
Date:   Mon, 26 Nov 2018 02:59:48 +0000
From:   Anson Huang <anson.huang@....com>
To:     "rjw@...ysocki.net" <rjw@...ysocki.net>,
        "viresh.kumar@...aro.org" <viresh.kumar@...aro.org>,
        "linux-pm@...r.kernel.org" <linux-pm@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
CC:     dl-linux-imx <linux-imx@....com>
Subject: [PATCH 2/2] cpufreq: imx6q: save one condition block for normal case
 of nvmem read

Put return value checks of calling imx6ul_opp_check_speed_grading()
into one block to save one condition block for normal case.

Signed-off-by: Anson Huang <Anson.Huang@....com>
---
 drivers/cpufreq/imx6q-cpufreq.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/cpufreq/imx6q-cpufreq.c b/drivers/cpufreq/imx6q-cpufreq.c
index 8cb9683..9fedf62 100644
--- a/drivers/cpufreq/imx6q-cpufreq.c
+++ b/drivers/cpufreq/imx6q-cpufreq.c
@@ -405,9 +405,10 @@ static int imx6q_cpufreq_probe(struct platform_device *pdev)
 	if (of_machine_is_compatible("fsl,imx6ul") ||
 	    of_machine_is_compatible("fsl,imx6ull")) {
 		ret = imx6ul_opp_check_speed_grading(cpu_dev);
-		if (ret == -EPROBE_DEFER)
-			return ret;
 		if (ret) {
+			if (ret == -EPROBE_DEFER)
+				return ret;
+
 			dev_err(cpu_dev, "failed to read ocotp: %d\n",
 				ret);
 			return ret;
-- 
2.7.4