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path: root/drivers/input/tablet/wacom_sys.c
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Diffstat (limited to 'drivers/input/tablet/wacom_sys.c')
-rw-r--r--drivers/input/tablet/wacom_sys.c13
1 files changed, 11 insertions, 2 deletions
diff --git a/drivers/input/tablet/wacom_sys.c b/drivers/input/tablet/wacom_sys.c
index 484496daa0f..b8624f27abf 100644
--- a/drivers/input/tablet/wacom_sys.c
+++ b/drivers/input/tablet/wacom_sys.c
@@ -289,6 +289,7 @@ static int wacom_parse_hid(struct usb_interface *intf, struct hid_descriptor *hi
5000); /* 5 secs */
} while (result < 0 && limit++ < 5);
+ /* No need to parse the Descriptor. It isn't an error though */
if (result < 0)
goto out;
@@ -368,9 +369,8 @@ static int wacom_parse_hid(struct usb_interface *intf, struct hid_descriptor *hi
}
}
- result = 0;
-
out:
+ result = 0;
kfree(report);
return result;
}
@@ -425,6 +425,15 @@ static int wacom_probe(struct usb_interface *intf, const struct usb_device_id *i
endpoint = &intf->cur_altsetting->endpoint[0].desc;
+ /* Initialize touch_x_max and touch_y_max in case it is not defined */
+ if (wacom_wac->features->type == TABLETPC) {
+ features->touch_x_max = 1023;
+ features->touch_y_max = 1023;
+ } else {
+ features->touch_x_max = 0;
+ features->touch_y_max = 0;
+ }
+
/* TabletPC need to retrieve the physical and logical maximum from report descriptor */
if (wacom_wac->features->type == TABLETPC) {
if (usb_get_extra_descriptor(interface, HID_DEVICET_HID, &hid_desc)) {