HID: wacom: Fix invalid power_supply_powers calls

power_supply_powers calls added in 35b4c01e2 ("power_supply: add "powers" links
to self-powered HID devices") have to be called after power device is created.
This patch also fixes the second call - it has to be "ac" instead of "battery"

Signed-off-by: Przemo Firszt <przemo@firszt.eu>
Signed-off-by: Chris Bagwell <chris@cnpbagwell.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>

1 files changed, 4 insertions, 3 deletions

diff --git a/drivers/hid/hid-wacom.c b/drivers/hid/hid-wacom.c
index b47e58b52d9f..acab74cde727 100644
--- a/drivers/hid/hid-wacom.c
+++ b/drivers/hid/hid-wacom.c
@@ -531,7 +531,6 @@ static int wacom_probe(struct hid_device *hdev,
         wdata->battery.type = POWER_SUPPLY_TYPE_BATTERY;
         wdata->battery.use_for_apm = 0;
 
-        power_supply_powers(&wdata->battery, &hdev->dev);
 
         ret = power_supply_register(&hdev->dev, &wdata->battery);
         if (ret) {
@@ -540,6 +539,8 @@ static int wacom_probe(struct hid_device *hdev,
                 goto err_battery;
         }
 
+        power_supply_powers(&wdata->battery, &hdev->dev);
+
         wdata->ac.properties = wacom_ac_props;
         wdata->ac.num_properties = ARRAY_SIZE(wacom_ac_props);
         wdata->ac.get_property = wacom_ac_get_property;
@@ -547,14 +548,14 @@ static int wacom_probe(struct hid_device *hdev,
         wdata->ac.type = POWER_SUPPLY_TYPE_MAINS;
         wdata->ac.use_for_apm = 0;
 
-        power_supply_powers(&wdata->battery, &hdev->dev);
-
         ret = power_supply_register(&hdev->dev, &wdata->ac);
         if (ret) {
                 hid_warn(hdev,
                          "can't create ac battery attribute, err: %d\n", ret);
                 goto err_ac;
         }
+
+        power_supply_powers(&wdata->ac, &hdev->dev);
 #endif
         return 0;