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Merge tag 'mac80211-for-davem-2016-07-06' of git://git.kernel.org/pub/scm/linux/kerne...
[cascardo/linux.git]
/
drivers
/
iio
/
industrialio-trigger.c
diff --git
a/drivers/iio/industrialio-trigger.c
b/drivers/iio/industrialio-trigger.c
index
ae2806a
..
0c52dfe
100644
(file)
--- a/
drivers/iio/industrialio-trigger.c
+++ b/
drivers/iio/industrialio-trigger.c
@@
-210,22
+210,35
@@
static int iio_trigger_attach_poll_func(struct iio_trigger *trig,
/* Prevent the module from being removed whilst attached to a trigger */
__module_get(pf->indio_dev->info->driver_module);
/* Prevent the module from being removed whilst attached to a trigger */
__module_get(pf->indio_dev->info->driver_module);
+
+ /* Get irq number */
pf->irq = iio_trigger_get_irq(trig);
pf->irq = iio_trigger_get_irq(trig);
+ if (pf->irq < 0)
+ goto out_put_module;
+
+ /* Request irq */
ret = request_threaded_irq(pf->irq, pf->h, pf->thread,
pf->type, pf->name,
pf);
ret = request_threaded_irq(pf->irq, pf->h, pf->thread,
pf->type, pf->name,
pf);
- if (ret < 0) {
- module_put(pf->indio_dev->info->driver_module);
- return ret;
- }
+ if (ret < 0)
+ goto out_put_irq;
+ /* Enable trigger in driver */
if (trig->ops && trig->ops->set_trigger_state && notinuse) {
ret = trig->ops->set_trigger_state(trig, true);
if (ret < 0)
if (trig->ops && trig->ops->set_trigger_state && notinuse) {
ret = trig->ops->set_trigger_state(trig, true);
if (ret < 0)
-
module_put(pf->indio_dev->info->driver_module)
;
+
goto out_free_irq
;
}
return ret;
}
return ret;
+
+out_free_irq:
+ free_irq(pf->irq, pf);
+out_put_irq:
+ iio_trigger_put_irq(trig, pf->irq);
+out_put_module:
+ module_put(pf->indio_dev->info->driver_module);
+ return ret;
}
static int iio_trigger_detach_poll_func(struct iio_trigger *trig,
}
static int iio_trigger_detach_poll_func(struct iio_trigger *trig,