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[linux-2.6.git] / drivers / s390 / cio / device_fsm.c

diff --git a/drivers/s390/cio/device_fsm.c b/drivers/s390/cio/device_fsm.c
index cacebad..03b569b 100644 (file)
--- a/drivers/s390/cio/device_fsm.c
+++ b/drivers/s390/cio/device_fsm.c
@@ -93,18 +93,6 @@ ccw_device_set_timeout(struct ccw_device *cdev, int expires)
        add_timer(&cdev->private->timer);
 }
 
-/* Kill any pending timers after machine check. */
-void
-device_kill_pending_timer(struct subchannel *sch)
-{
-       struct ccw_device *cdev;
-
-       if (!sch->dev.driver_data)
-               return;
-       cdev = sch->dev.driver_data;
-       ccw_device_set_timeout(cdev, 0);
-}
-
 /*
  * Cancel running i/o. This is called repeatedly since halt/clear are
  * asynchronous operations. We do one try with cio_cancel, two tries
@@ -154,7 +142,7 @@ ccw_device_cancel_halt_clear(struct ccw_device *cdev)
        panic("Can't stop i/o on subchannel.\n");
 }
 
-static int
+static void
 ccw_device_handle_oper(struct ccw_device *cdev)
 {
        struct subchannel *sch;
@@ -174,10 +162,9 @@ ccw_device_handle_oper(struct ccw_device *cdev)
                PREPARE_WORK(&cdev->private->kick_work,
                             ccw_device_do_unreg_rereg, (void *)cdev);
                queue_work(ccw_device_work, &cdev->private->kick_work);
-               return 0;
+               return;
        }
        cdev->private->flags.donotify = 1;
-       return 1;
 }
 
 /*
@@ -207,7 +194,7 @@ static void
 ccw_device_recog_done(struct ccw_device *cdev, int state)
 {
        struct subchannel *sch;
-       int notify, old_lpm, same_dev;
+       int notify, old_lpm;
 
        sch = to_subchannel(cdev->dev.parent);
 
@@ -237,7 +224,6 @@ ccw_device_recog_done(struct ccw_device *cdev, int state)
                /* Boxed devices don't need extra treatment. */
        }
        notify = 0;
-       same_dev = 0; /* Keep the compiler quiet... */
        switch (state) {
        case DEV_STATE_NOT_OPER:
                CIO_DEBUG(KERN_WARNING, 2,
@@ -246,7 +232,7 @@ ccw_device_recog_done(struct ccw_device *cdev, int state)
                break;
        case DEV_STATE_OFFLINE:
                if (cdev->private->state == DEV_STATE_DISCONNECTED_SENSE_ID) {
-                       same_dev = ccw_device_handle_oper(cdev);
+                       ccw_device_handle_oper(cdev);
                        notify = 1;
                }
                /* fill out sense information */
@@ -257,12 +243,10 @@ ccw_device_recog_done(struct ccw_device *cdev, int state)
                        .dev_model = cdev->private->senseid.dev_model,
                };
                if (notify) {
+                       /* Get device online again. */
                        cdev->private->state = DEV_STATE_OFFLINE;
-                       if (same_dev) {
-                               /* Get device online again. */
-                               ccw_device_online(cdev);
-                               wake_up(&cdev->private->wait_q);
-                       }
+                       ccw_device_online(cdev);
+                       wake_up(&cdev->private->wait_q);
                        return;
                }
                /* Issue device info message. */
@@ -468,8 +452,7 @@ ccw_device_nopath_notify(void *data)
                                             (void *)cdev);
                                queue_work(ccw_device_work,
                                           &cdev->private->kick_work);
-                       } else
-                               put_device(&sch->dev);
+                       }
                }
        } else {
                cio_disable_subchannel(sch);
@@ -1207,8 +1190,8 @@ io_subchannel_irq (struct device *pdev)
 
        CIO_TRACE_EVENT (3, "IRQ");
        CIO_TRACE_EVENT (3, pdev->bus_id);
-       if (cdev)
-               dev_fsm_event(cdev, DEV_EVENT_INTERRUPT);
+
+       dev_fsm_event(cdev, DEV_EVENT_INTERRUPT);
 }
 
 EXPORT_SYMBOL_GPL(ccw_device_set_timeout);