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Subject[PATCH 25/37] Input: xpad - set proper buffer length for outgoing requests
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The messages for led/rumble are exactly 3 and 8 bytes respectively.
Hence set up the transfer_buffer_length accordingly.

Signed-off-by: Michael Gruber <lists.mg@googlemail.com>
Acked-by: Anssi Hannula <anssi.hannula@gmail.com>
Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
---
drivers/input/joystick/xpad.c | 2 ++
1 files changed, 2 insertions(+), 0 deletions(-)
diff --git a/drivers/input/joystick/xpad.c b/drivers/input/joystick/xpad.c
index d4d289e..52ddb04 100644
--- a/drivers/input/joystick/xpad.c
+++ b/drivers/input/joystick/xpad.c
@@ -558,6 +558,7 @@ static int xpad_play_effect(struct input_dev *dev, void *data,
xpad->odata[5] = 0x00;
xpad->odata[6] = 0x00;
xpad->odata[7] = 0x00;
+ xpad->irq_out->transfer_buffer_length = 8;
usb_submit_urb(xpad->irq_out, GFP_KERNEL);
}

@@ -594,6 +595,7 @@ static void xpad_send_led_command(struct usb_xpad *xpad, int command)
xpad->odata[0] = 0x01;
xpad->odata[1] = 0x03;
xpad->odata[2] = command;
+ xpad->irq_out->transfer_buffer_length = 3;
usb_submit_urb(xpad->irq_out, GFP_KERNEL);
mutex_unlock(&xpad->odata_mutex);
}
--
1.5.5.rc2.6.gf58d



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