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Commit 04021e4e authored by Michael Gruber's avatar Michael Gruber Committed by Dmitry Torokhov
Browse files

Input: xpad - set proper buffer length for outgoing requests 



The messages for led/rumble are exactly 3 and 8 bytes respectively.
Hence set up the transfer_buffer_length accordingly.

Signed-off-by: default avatarMichael Gruber <lists.mg@googlemail.com>
Acked-by: default avatarAnssi Hannula <anssi.hannula@gmail.com>
Signed-off-by: default avatarDmitry Torokhov <dtor@mail.ru>
parent da3e4c88

drivers/input/joystick/xpad.c

+2 −0
Original line number Diff line number Diff line
@@ -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);

	}