exynos-cpufreq: fix false return check from "regulator_set_voltage"

Currently, code checks false return value from "regulator_set_voltage"
to show failure message. Modify the code to check proper return
value from "regulator_set_voltage".

Signed-off-by: Manish Badarkhe <badarkhe.manish@gmail.com>
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/cpufreq/exynos-cpufreq.c b/drivers/cpufreq/exynos-cpufreq.c
index b96fcc847636..3e4af676f43d 100644
--- a/drivers/cpufreq/exynos-cpufreq.c
+++ b/drivers/cpufreq/exynos-cpufreq.c
@@ -135,7 +135,7 @@ post_notify:
         if ((freqs.new < freqs.old) ||
            ((freqs.new > freqs.old) && safe_arm_volt)) {
                 /* down the voltage after frequency change */
-                regulator_set_voltage(arm_regulator, arm_volt,
+                ret = regulator_set_voltage(arm_regulator, arm_volt,
                                 arm_volt);
                 if (ret) {
                         pr_err("%s: failed to set cpu voltage to %d\n",