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path: root/drivers/usb/serial/kl5kusb105.c
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Diffstat (limited to 'drivers/usb/serial/kl5kusb105.c')
-rw-r--r--drivers/usb/serial/kl5kusb105.c39
1 files changed, 22 insertions, 17 deletions
diff --git a/drivers/usb/serial/kl5kusb105.c b/drivers/usb/serial/kl5kusb105.c
index fa817c66b3e..0f44bb8e8d4 100644
--- a/drivers/usb/serial/kl5kusb105.c
+++ b/drivers/usb/serial/kl5kusb105.c
@@ -73,7 +73,8 @@ static int debug;
73 * Function prototypes 73 * Function prototypes
74 */ 74 */
75static int klsi_105_startup(struct usb_serial *serial); 75static int klsi_105_startup(struct usb_serial *serial);
76static void klsi_105_shutdown(struct usb_serial *serial); 76static void klsi_105_disconnect(struct usb_serial *serial);
77static void klsi_105_release(struct usb_serial *serial);
77static int klsi_105_open(struct tty_struct *tty, 78static int klsi_105_open(struct tty_struct *tty,
78 struct usb_serial_port *port, struct file *filp); 79 struct usb_serial_port *port, struct file *filp);
79static void klsi_105_close(struct usb_serial_port *port); 80static void klsi_105_close(struct usb_serial_port *port);
@@ -131,7 +132,8 @@ static struct usb_serial_driver kl5kusb105d_device = {
131 .tiocmget = klsi_105_tiocmget, 132 .tiocmget = klsi_105_tiocmget,
132 .tiocmset = klsi_105_tiocmset, 133 .tiocmset = klsi_105_tiocmset,
133 .attach = klsi_105_startup, 134 .attach = klsi_105_startup,
134 .shutdown = klsi_105_shutdown, 135 .disconnect = klsi_105_disconnect,
136 .release = klsi_105_release,
135 .throttle = klsi_105_throttle, 137 .throttle = klsi_105_throttle,
136 .unthrottle = klsi_105_unthrottle, 138 .unthrottle = klsi_105_unthrottle,
137}; 139};
@@ -315,7 +317,7 @@ err_cleanup:
315} /* klsi_105_startup */ 317} /* klsi_105_startup */
316 318
317 319
318static void klsi_105_shutdown(struct usb_serial *serial) 320static void klsi_105_disconnect(struct usb_serial *serial)
319{ 321{
320 int i; 322 int i;
321 323
@@ -325,33 +327,36 @@ static void klsi_105_shutdown(struct usb_serial *serial)
325 for (i = 0; i < serial->num_ports; ++i) { 327 for (i = 0; i < serial->num_ports; ++i) {
326 struct klsi_105_private *priv = 328 struct klsi_105_private *priv =
327 usb_get_serial_port_data(serial->port[i]); 329 usb_get_serial_port_data(serial->port[i]);
328 unsigned long flags;
329 330
330 if (priv) { 331 if (priv) {
331 /* kill our write urb pool */ 332 /* kill our write urb pool */
332 int j; 333 int j;
333 struct urb **write_urbs = priv->write_urb_pool; 334 struct urb **write_urbs = priv->write_urb_pool;
334 spin_lock_irqsave(&priv->lock, flags);
335 335
336 for (j = 0; j < NUM_URBS; j++) { 336 for (j = 0; j < NUM_URBS; j++) {
337 if (write_urbs[j]) { 337 if (write_urbs[j]) {
338 /* FIXME - uncomment the following 338 usb_kill_urb(write_urbs[j]);
339 * usb_kill_urb call when the host
340 * controllers get fixed to set
341 * urb->dev = NULL after the urb is
342 * finished. Otherwise this call
343 * oopses. */
344 /* usb_kill_urb(write_urbs[j]); */
345 kfree(write_urbs[j]->transfer_buffer);
346 usb_free_urb(write_urbs[j]); 339 usb_free_urb(write_urbs[j]);
347 } 340 }
348 } 341 }
349 spin_unlock_irqrestore(&priv->lock, flags);
350 kfree(priv);
351 usb_set_serial_port_data(serial->port[i], NULL);
352 } 342 }
353 } 343 }
354} /* klsi_105_shutdown */ 344} /* klsi_105_disconnect */
345
346
347static void klsi_105_release(struct usb_serial *serial)
348{
349 int i;
350
351 dbg("%s", __func__);
352
353 for (i = 0; i < serial->num_ports; ++i) {
354 struct klsi_105_private *priv =
355 usb_get_serial_port_data(serial->port[i]);
356
357 kfree(priv);
358 }
359} /* klsi_105_release */
355 360
356static int klsi_105_open(struct tty_struct *tty, 361static int klsi_105_open(struct tty_struct *tty,
357 struct usb_serial_port *port, struct file *filp) 362 struct usb_serial_port *port, struct file *filp)