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authorTakashi Iwai <tiwai@alsa3.local>2008-12-28 16:47:30 +0100
committerTakashi Iwai <tiwai@suse.de>2009-01-12 15:21:54 +0100
commit3e7fb9f7ec00fd7cefd0d8e83df0cff86ce12515 (patch)
treedd04faa1ccf4d894bda0ca14eb667bc4be096623 /sound/isa/wavefront
parentd453379bc5d34d7f55b55931245de5ac1896fd8d (diff)
ALSA: Return proper error code at probe in sound/isa/*
Some drivers in sound/isa/* don't handle the error code properly from snd_card_create(). This patch fixes these places. Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound/isa/wavefront')
-rw-r--r--sound/isa/wavefront/wavefront.c19
1 files changed, 10 insertions, 9 deletions
diff --git a/sound/isa/wavefront/wavefront.c b/sound/isa/wavefront/wavefront.c
index 82b8fb74690..95898b2b7b5 100644
--- a/sound/isa/wavefront/wavefront.c
+++ b/sound/isa/wavefront/wavefront.c
@@ -338,7 +338,7 @@ snd_wavefront_free(struct snd_card *card)
}
}
-static struct snd_card *snd_wavefront_card_new(int dev)
+static int snd_wavefront_card_new(int dev, struct snd_card **cardp)
{
struct snd_card *card;
snd_wavefront_card_t *acard;
@@ -347,7 +347,7 @@ static struct snd_card *snd_wavefront_card_new(int dev)
err = snd_card_create(index[dev], id[dev], THIS_MODULE,
sizeof(snd_wavefront_card_t), &card);
if (err < 0)
- return NULL;
+ return err;
acard = card->private_data;
acard->wavefront.irq = -1;
@@ -358,7 +358,8 @@ static struct snd_card *snd_wavefront_card_new(int dev)
acard->wavefront.card = card;
card->private_free = snd_wavefront_free;
- return card;
+ *cardp = card;
+ return 0;
}
static int __devinit
@@ -568,9 +569,9 @@ static int __devinit snd_wavefront_isa_probe(struct device *pdev,
struct snd_card *card;
int err;
- card = snd_wavefront_card_new(dev);
- if (! card)
- return -ENOMEM;
+ err = snd_wavefront_card_new(dev, &card);
+ if (err < 0)
+ return err;
snd_card_set_dev(card, pdev);
if ((err = snd_wavefront_probe(card, dev)) < 0) {
snd_card_free(card);
@@ -617,9 +618,9 @@ static int __devinit snd_wavefront_pnp_detect(struct pnp_card_link *pcard,
if (dev >= SNDRV_CARDS)
return -ENODEV;
- card = snd_wavefront_card_new(dev);
- if (! card)
- return -ENOMEM;
+ res = snd_wavefront_card_new(dev, &card);
+ if (res < 0)
+ return res;
if (snd_wavefront_pnp (dev, card->private_data, pcard, pid) < 0) {
if (cs4232_pcm_port[dev] == SNDRV_AUTO_PORT) {