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authorClemens Ladisch <clemens@ladisch.de>2005-12-07 09:13:42 +0100
committerJaroslav Kysela <perex@suse.cz>2006-01-03 12:30:39 +0100
commitf7a9275d949cb0bf1f259a1546e52a0bf518151c (patch)
tree4d96d9b6196d43684903857ba676dc51bbde4026 /sound/isa/ad1848
parent416c1079d30f1a52399b96f6772e993274b774ae (diff)
[ALSA] unregister platform devices
Call platform_device_unregister() for all platform devices that we've registered. Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
Diffstat (limited to 'sound/isa/ad1848')
-rw-r--r--sound/isa/ad1848/ad1848.c16
1 files changed, 14 insertions, 2 deletions
diff --git a/sound/isa/ad1848/ad1848.c b/sound/isa/ad1848/ad1848.c
index 1019e9fdff53..e091bbeffd2a 100644
--- a/sound/isa/ad1848/ad1848.c
+++ b/sound/isa/ad1848/ad1848.c
@@ -62,6 +62,8 @@ MODULE_PARM_DESC(dma1, "DMA1 # for AD1848 driver.");
module_param_array(thinkpad, bool, NULL, 0444);
MODULE_PARM_DESC(thinkpad, "Enable only for the onboard CS4248 of IBM Thinkpad 360/750/755 series.");
+static struct platform_device *devices[SNDRV_CARDS];
+
static int __init snd_ad1848_probe(struct platform_device *pdev)
{
@@ -167,6 +169,15 @@ static struct platform_driver snd_ad1848_driver = {
},
};
+static void __init_or_module snd_ad1848_unregister_all(void)
+{
+ int i;
+
+ for (i = 0; i < ARRAY_SIZE(devices); ++i)
+ platform_device_unregister(devices[i]);
+ platform_driver_unregister(&snd_ad1848_driver);
+}
+
static int __init alsa_card_ad1848_init(void)
{
int i, cards, err;
@@ -184,6 +195,7 @@ static int __init alsa_card_ad1848_init(void)
err = PTR_ERR(device);
goto errout;
}
+ devices[i] = device;
cards++;
}
if (!cards) {
@@ -196,13 +208,13 @@ static int __init alsa_card_ad1848_init(void)
return 0;
errout:
- platform_driver_unregister(&snd_ad1848_driver);
+ snd_ad1848_unregister_all();
return err;
}
static void __exit alsa_card_ad1848_exit(void)
{
- platform_driver_unregister(&snd_ad1848_driver);
+ snd_ad1848_unregister_all();
}
module_init(alsa_card_ad1848_init)