staging: iio: simplify logic in iio_interrupt_handler
authorJonathan Cameron <jic23@cam.ac.uk>
Sat, 4 Sep 2010 16:54:44 +0000 (17:54 +0100)
committerGreg Kroah-Hartman <gregkh@suse.de>
Sun, 5 Sep 2010 04:18:59 +0000 (21:18 -0700)
Signed-off-by: Jonathan Cameron <jic23@cam.ac.uk>
Acked-by: Manuel Stahl <manuel.stahl@iis.fraunhofer.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
drivers/staging/iio/industrialio-core.c

index 48a288473be8586b68cd47d3113afbd0780721c1..406f8613c7af9db7575e3e7aca0ca106ea842a0a 100644 (file)
@@ -125,19 +125,10 @@ static irqreturn_t iio_interrupt_handler(int irq, void *_int_info)
        }
 
        time_ns = iio_get_time_ns();
-       /* detect single element list*/
-       if (list_is_singular(&int_info->ev_list)) {
+       list_for_each_entry(p, &int_info->ev_list, list) {
                disable_irq_nosync(irq);
-               p = list_first_entry(&int_info->ev_list,
-                                    struct iio_event_handler_list,
-                                    list);
-               /* single event handler - maybe shared */
                p->handler(dev_info, 1, time_ns, !(p->refcount > 1));
-       } else
-               list_for_each_entry(p, &int_info->ev_list, list) {
-                       disable_irq_nosync(irq);
-                       p->handler(dev_info, 1, time_ns, 0);
-               }
+       }
        spin_unlock_irqrestore(&int_info->ev_list_lock, flags);
 
        return IRQ_HANDLED;