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Commit 7b727acc authored by Axel Lin's avatar Axel Lin Committed by Dmitry Torokhov
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Input: cm109 - fix checking return value of usb_control_msg 



If successful, usb_control_msg returns the number of bytes transferred,
otherwise a negative error number.

Signed-off-by: default avatarAxel Lin <axel.lin@gmail.com>
Signed-off-by: default avatarDmitry Torokhov <dtor@mail.ru>
parent 1fab84aa

drivers/input/misc/cm109.c

+1 −1
Original line number Diff line number Diff line
@@ -475,7 +475,7 @@ static void cm109_toggle_buzzer_sync(struct cm109_dev *dev, int on) 
				le16_to_cpu(dev->ctl_req->wIndex),

				dev->ctl_data,

				USB_PKT_LEN, USB_CTRL_SET_TIMEOUT);

	if (error && error != EINTR)

	if (error < 0 && error != -EINTR)

		err("%s: usb_control_msg() failed %d", __func__, error);

}