Check for NULL platform callback before calling.
Signed-off-by: Lina Iyer <lina.iyer@xxxxxxxxxx>
---
drivers/base/power/cpu_domains.c | 10 ++++++++--
1 file changed, 8 insertions(+), 2 deletions(-)
diff --git a/drivers/base/power/cpu_domains.c b/drivers/base/power/cpu_domains.c
index 7069411..bcaa474 100644
--- a/drivers/base/power/cpu_domains.c
+++ b/drivers/base/power/cpu_domains.c
@@ -157,16 +157,22 @@ static int cpu_pd_power_on(struct generic_pm_domain *genpd)
{
struct cpu_pm_domain *pd = to_cpu_pd(genpd);
- return pd->ops.power_on();
+ if (pd->ops.power_on)
+ return pd->ops.power_on();
+
+ return 0;
}
static int cpu_pd_power_off(struct generic_pm_domain *genpd)
{
struct cpu_pm_domain *pd = to_cpu_pd(genpd);
- return pd->ops.power_off(genpd->state_idx,
+ if (pd->ops.power_off)
+ return pd->ops.power_off(genpd->state_idx,
genpd->states[genpd->state_idx].param,
pd->cpus);
+
+ return 0;
}
/**
--
2.1.4
--
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