[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@xxxxxxxxxxxxxx>
Acked-by: Anssi Hannula <anssi.hannula@xxxxxxxxx>
Signed-off-by: Dmitry Torokhov <dtor@xxxxxxx>
---
 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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