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USB: usb_wwan: remove redundant urb kill from port remove 

Remove redundant usb_kill_urb from port remove, which is called
post-shutdown (close).

Signed-off-by: Johan Hovold <jhovold@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Johan Hovold 2014-05-26 19:23:23 +02:00 committed by Greg Kroah-Hartman
parent a427c179de
commit 2b4aceabb1
1 changed files with 1 additions and 4 deletions
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5
drivers/usb/serial/usb_wwan.c
View File

@ -546,20 +546,17 @@ int usb_wwan_port_remove(struct usb_serial_port *port)
portdata = usb_get_serial_port_data(port);
usb_set_serial_port_data(port, NULL);
/* Stop reading/writing urbs and free them */
for (i = 0; i < N_IN_URB; i++) {
usb_kill_urb(portdata->in_urbs[i]);
usb_free_urb(portdata->in_urbs[i]);
free_page((unsigned long)portdata->in_buffer[i]);
}
for (i = 0; i < N_OUT_URB; i++) {
usb_kill_urb(portdata->out_urbs[i]);
usb_free_urb(portdata->out_urbs[i]);
kfree(portdata->out_buffer[i]);
}
/* Now free port private data */
kfree(portdata);
return 0;
}
EXPORT_SYMBOL(usb_wwan_port_remove);