Commit 3cb83157 authored by Benjamin Tissoires's avatar Benjamin Tissoires Committed by Dmitry Torokhov

Input: Revert "wacom - testing result shows get_report is unnecessary."

This reverts commit 1b2faaf7.

The Intuos4 series presents a bug in which it hangs if it receives
a set feature command while switching to the enhanced mode.
This bug is triggered when plugging an Intuos 4 while having
a gnome user session up and running.
Signed-off-by: default avatarBenjamin Tissoires <benjamin.tissoires@redhat.com>
Signed-off-by: default avatarAristeu Rozanski <aris@redhat.com>
Signed-off-by: default avatarDmitry Torokhov <dmitry.torokhov@gmail.com>
parent 9a3c4145
......@@ -536,6 +536,9 @@ static int wacom_set_device_mode(struct usb_interface *intf, int report_id, int
error = wacom_set_report(intf, WAC_HID_FEATURE_REPORT,
report_id, rep_data, length, 1);
if (error >= 0)
error = wacom_get_report(intf, WAC_HID_FEATURE_REPORT,
report_id, rep_data, length, 1);
} while ((error < 0 || rep_data[1] != mode) && limit++ < WAC_MSG_RETRIES);
kfree(rep_data);
......
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