[PATCH] pci hotplug/cpqphp_ctrl: replace schedule_timeout() with msleep_interruptible()

Use msleep_interruptible() instead of schedule_timeout() to guarantee
the task delays as expected.
Signed-off-by: Nishanth Aravamudan <nacc@us.ibm.com>
Signed-off-by: Greg Kroah-Hartman <greg@kroah.com>

drivers/pci/hotplug/cpqphp_ctrl.c

@@ -69,10 +69,8 @@ static void long_delay(int delay)
 	init_waitqueue_head(&delay_wait);
 
 	add_wait_queue(&delay_wait, &wait);
-	set_current_state(TASK_INTERRUPTIBLE);
-	schedule_timeout(delay);
+	msleep_interruptible(jiffies_to_msecs(delay));
 	remove_wait_queue(&delay_wait, &wait);
-	set_current_state(TASK_RUNNING);
 	
 	up(&delay_sem);
 }