ds2760_battery: Add missing kfree(di) in ds2760_battery_remove()

Signed-off-by: Axel Lin <axel.lin@gmail.com>
Signed-off-by: Anton Vorontsov <cbouatmailru@gmail.com>
diff --git a/drivers/power/ds2760_battery.c b/drivers/power/ds2760_battery.c
index 4d3b272..b3c01c1 100644
--- a/drivers/power/ds2760_battery.c
+++ b/drivers/power/ds2760_battery.c
@@ -586,6 +586,7 @@
 					  &di->set_charged_work);
 	destroy_workqueue(di->monitor_wqueue);
 	power_supply_unregister(&di->bat);
+	kfree(di);
 
 	return 0;
 }