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path: root/drivers/usb/serial/aircable.c
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Diffstat (limited to 'drivers/usb/serial/aircable.c')
-rw-r--r--drivers/usb/serial/aircable.c34
1 files changed, 13 insertions, 21 deletions
diff --git a/drivers/usb/serial/aircable.c b/drivers/usb/serial/aircable.c
index 2cbdc8f230b..365db1097bf 100644
--- a/drivers/usb/serial/aircable.c
+++ b/drivers/usb/serial/aircable.c
@@ -468,10 +468,6 @@ static void aircable_read_bulk_callback(struct urb *urb)
if (status) {
dbg("%s - urb status = %d", __func__, status);
- if (!port->port.count) {
- dbg("%s - port is closed, exiting.", __func__);
- return;
- }
if (status == -EPROTO) {
dbg("%s - caught -EPROTO, resubmitting the urb",
__func__);
@@ -530,23 +526,19 @@ static void aircable_read_bulk_callback(struct urb *urb)
}
tty_kref_put(tty);
- /* Schedule the next read _if_ we are still open */
- if (port->port.count) {
- usb_fill_bulk_urb(port->read_urb, port->serial->dev,
- usb_rcvbulkpipe(port->serial->dev,
- port->bulk_in_endpointAddress),
- port->read_urb->transfer_buffer,
- port->read_urb->transfer_buffer_length,
- aircable_read_bulk_callback, port);
-
- result = usb_submit_urb(urb, GFP_ATOMIC);
- if (result)
- dev_err(&urb->dev->dev,
- "%s - failed resubmitting read urb, error %d\n",
- __func__, result);
- }
-
- return;
+ /* Schedule the next read */
+ usb_fill_bulk_urb(port->read_urb, port->serial->dev,
+ usb_rcvbulkpipe(port->serial->dev,
+ port->bulk_in_endpointAddress),
+ port->read_urb->transfer_buffer,
+ port->read_urb->transfer_buffer_length,
+ aircable_read_bulk_callback, port);
+
+ result = usb_submit_urb(urb, GFP_ATOMIC);
+ if (result && result != -EPERM)
+ dev_err(&urb->dev->dev,
+ "%s - failed resubmitting read urb, error %d\n",
+ __func__, result);
}
/* Based on ftdi_sio.c throttle */