USB: sierra: remove disconnected test from close

Remove no longer needed disconnected test from close, which is never
called post disconnect (and drivers must handle failed I/O during
disconnect anyway).

Signed-off-by: Johan Hovold <jhovold@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

1 files changed, 5 insertions, 9 deletions

diff --git a/drivers/usb/serial/sierra.c b/drivers/usb/serial/sierra.c
index 854ac61581ba..74b417c91e30 100644
--- a/drivers/usb/serial/sierra.c
+++ b/drivers/usb/serial/sierra.c
@@ -772,16 +772,12 @@ static void sierra_close(struct usb_serial_port *port)
         portdata->rts_state = 0;
         portdata->dtr_state = 0;
 
-        mutex_lock(&serial->disc_mutex);
-        if (!serial->disconnected) {
-                /* odd error handling due to pm counters */
-                if (!usb_autopm_get_interface(serial->interface))
-                        sierra_send_setup(port);
-                else
-                        usb_autopm_get_interface_no_resume(serial->interface);
+        /* odd error handling due to pm counters */
+        if (!usb_autopm_get_interface(serial->interface))
+                sierra_send_setup(port);
+        else
+                usb_autopm_get_interface_no_resume(serial->interface);
 
-        }
-        mutex_unlock(&serial->disc_mutex);
         spin_lock_irq(&intfdata->susp_lock);
         portdata->opened = 0;
         if (--intfdata->open_ports == 0)