resource_lock should be released when acpi_power_get_state() fails and before
passing to next power resource on the acpi power resource list.
Signed-off-by: Lan Tianyu <tianyu.lan@xxxxxxxxx>
---
drivers/acpi/power.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/acpi/power.c b/drivers/acpi/power.c
index 0dbe5cd..0c1c3ec 100644
--- a/drivers/acpi/power.c
+++ b/drivers/acpi/power.c
@@ -936,8 +936,10 @@ void acpi_resume_power_resources(void)
mutex_lock(&resource->resource_lock);
result = acpi_power_get_state(resource->device.handle, &state);
- if (result)
+ if (result) {
+ mutex_unlock(&resource->resource_lock);
continue;
+ }
if (state == ACPI_POWER_RESOURCE_STATE_OFF
&& resource->ref_count) {
--
1.8.2.1
--
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