1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/power/apm_power.c b/drivers/power/apm_power.c
index a4892275659d..936bae560fa1 100644
--- a/drivers/power/apm_power.c
+++ b/drivers/power/apm_power.c
@@ -78,7 +78,7 @@ static void find_main_battery(void)
         main_battery = NULL;
         bp.main = main_battery;
 
-        error = class_for_each_device(power_supply_class, &bp,
+        error = class_for_each_device(power_supply_class, NULL, &bp,
                                       __find_main_battery);
         if (error) {
                 main_battery = bp.main;