cpufreq: cpufreq-cpu0: Use devm_regulator_get_optional()

Since the cpufreq-cpu0 driver is capable of coping without a software
controllable regulator and would be confused by a dummy one it should
use devm_regulator_get_optional() to ensure no dummy is provided.

Signed-off-by: Mark Brown <broonie@linaro.org>

diff --git a/drivers/cpufreq/cpufreq-cpu0.c b/drivers/cpufreq/cpufreq-cpu0.c
index ad1fde2..e9dedb2 100644 (file)
--- a/drivers/cpufreq/cpufreq-cpu0.c
+++ b/drivers/cpufreq/cpufreq-cpu0.c
@@ -197,7 +197,7 @@ static int cpu0_cpufreq_probe(struct platform_device *pdev)
        cpu_dev = &pdev->dev;
        cpu_dev->of_node = np;
 
-       cpu_reg = devm_regulator_get(cpu_dev, "cpu0");
+       cpu_reg = devm_regulator_get_optional(cpu_dev, "cpu0");
        if (IS_ERR(cpu_reg)) {
                /*
                 * If cpu0 regulator supply node is present, but regulator is