HID: wacom: use devres to allocate driver data

We started switching the driver to devres, so we should use it as much
as possible.

Signed-off-by: Benjamin Tissoires <benjamin.tissoires@redhat.com>
Acked-by: Ping Cheng <pingc@wacom.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>

diff --git a/drivers/hid/wacom_sys.c b/drivers/hid/wacom_sys.c
index ec088c1a4868d03147d48214341fc1170c605a40..56d62e8a400b9ec3bdee8eed75ab8dbaaefb4a3c 100644 (file)
--- a/drivers/hid/wacom_sys.c
+++ b/drivers/hid/wacom_sys.c
@@ -1844,7 +1844,7 @@ static int wacom_probe(struct hid_device *hdev,
        /* hid-core sets this quirk for the boot interface */
        hdev->quirks &= ~HID_QUIRK_NOGET;
 
-       wacom = kzalloc(sizeof(struct wacom), GFP_KERNEL);
+       wacom = devm_kzalloc(&hdev->dev, sizeof(struct wacom), GFP_KERNEL);
        if (!wacom)
                return -ENOMEM;
 
@@ -1892,7 +1892,6 @@ static int wacom_probe(struct hid_device *hdev,
 
 fail_type:
 fail_parse:
-       kfree(wacom);
        hid_set_drvdata(hdev, NULL);
        return error;
 }
@@ -1916,7 +1915,6 @@ static void wacom_remove(struct hid_device *hdev)
        wacom_remove_shared_data(wacom);
 
        hid_set_drvdata(hdev, NULL);
-       kfree(wacom);
 }
 
 #ifdef CONFIG_PM