cpufreq: cpufreq-cpu0: NULL is a valid regulator, part 2

Since the patch "cpufreq: cpufreq-cpu0: NULL is a valid regulator", cpu_reg
contains an error value if the regulator is not set, instead of NULL.
Accordingly, fix the remaining check for non-NULL cpu_reg.

Signed-off-by: Philipp Zabel <p.zabel@pengutronix.de>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

diff --git a/drivers/cpufreq/cpufreq-cpu0.c b/drivers/cpufreq/cpufreq-cpu0.c
index 78c49d8..c522a95 100644 (file)
--- a/drivers/cpufreq/cpufreq-cpu0.c
+++ b/drivers/cpufreq/cpufreq-cpu0.c
@@ -229,7 +229,7 @@ static int cpu0_cpufreq_probe(struct platform_device *pdev)
        if (of_property_read_u32(np, "clock-latency", &transition_latency))
                transition_latency = CPUFREQ_ETERNAL;
 
-       if (cpu_reg) {
+       if (!IS_ERR(cpu_reg)) {
                struct opp *opp;
                unsigned long min_uV, max_uV;
                int i;