mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
synced 2024-12-12 01:11:52 +02:00
c3fd35e780
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@17351 3c298f89-4303-0410-b956-a3cf2f4a3e73
34 lines
930 B
Diff
34 lines
930 B
Diff
commit 5ced436d549d911ce610ea47d85f71fae5bbfce4
|
|
Author: Lars-Peter Clausen <lars@metafoo.de>
|
|
Date: Fri Jul 31 18:26:48 2009 +0200
|
|
|
|
ASoC: jack: Fix race in snd_soc_jack_add_gpios
|
|
|
|
The irq can fire as soon as it has been requested, thus all fields accessed
|
|
from within the irq handler must be initialized prior to requesting the irq.
|
|
|
|
Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
|
|
|
|
--- a/sound/soc/soc-jack.c
|
|
+++ b/sound/soc/soc-jack.c
|
|
@@ -220,6 +220,9 @@ int snd_soc_jack_add_gpios(struct snd_so
|
|
if (ret)
|
|
goto err;
|
|
|
|
+ INIT_WORK(&gpios[i].work, gpio_work);
|
|
+ gpios[i].jack = jack;
|
|
+
|
|
ret = request_irq(gpio_to_irq(gpios[i].gpio),
|
|
gpio_handler,
|
|
IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING,
|
|
@@ -227,9 +230,6 @@ int snd_soc_jack_add_gpios(struct snd_so
|
|
&gpios[i]);
|
|
if (ret)
|
|
goto err;
|
|
-
|
|
- INIT_WORK(&gpios[i].work, gpio_work);
|
|
- gpios[i].jack = jack;
|
|
}
|
|
|
|
return 0;
|