From: Johan Hovold Date: Thu, 25 Oct 2012 08:29:09 +0000 (+0200) Subject: USB: quatech2: fix close and disconnect urb handling X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=8e512ab0b675da20e023439a5811e3f2554e6852;p=GitHub%2FLineageOS%2Fandroid_kernel_samsung_universal7580.git USB: quatech2: fix close and disconnect urb handling Kill urbs unconditionally at close and disconnect. Note that URB status is not valid outside of completion handler. Cc: Signed-off-by: Johan Hovold Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/usb/serial/quatech2.c b/drivers/usb/serial/quatech2.c index 8d0c4a0b6a7..7e8d8f32b63 100644 --- a/drivers/usb/serial/quatech2.c +++ b/drivers/usb/serial/quatech2.c @@ -423,8 +423,7 @@ static void qt2_close(struct usb_serial_port *port) port_priv->is_open = false; spin_lock_irqsave(&port_priv->urb_lock, flags); - if (port_priv->write_urb->status == -EINPROGRESS) - usb_kill_urb(port_priv->write_urb); + usb_kill_urb(port_priv->write_urb); port_priv->urb_in_use = false; spin_unlock_irqrestore(&port_priv->urb_lock, flags); @@ -465,8 +464,7 @@ static void qt2_disconnect(struct usb_serial *serial) { struct qt2_serial_private *serial_priv = usb_get_serial_data(serial); - if (serial_priv->read_urb->status == -EINPROGRESS) - usb_kill_urb(serial_priv->read_urb); + usb_kill_urb(serial_priv->read_urb); } static int get_serial_info(struct usb_serial_port *port,