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| author |   Takashi Iwai <tiwai@alsa3.local> | 2008-12-28 16:47:30 +0100 |
|---|---|---|
| committer |   Takashi Iwai <tiwai@suse.de> | 2009-01-12 15:21:54 +0100 |
| commit | 3e7fb9f7ec00fd7cefd0d8e83df0cff86ce12515 (patch) | |
| tree | dd04faa1ccf4d894bda0ca14eb667bc4be096623 /sound/isa/wavefront/wavefront.c | |
| parent | ALSA: Update description of snd_card_create() in documents (diff) | |
| download | linux-dev-3e7fb9f7ec00fd7cefd0d8e83df0cff86ce12515.tar.xz linux-dev-3e7fb9f7ec00fd7cefd0d8e83df0cff86ce12515.zip | |
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 '')
| -rw-r--r-- | sound/isa/wavefront/wavefront.c | 19 |
1 files changed, 10 insertions, 9 deletions
diff --git a/sound/isa/wavefront/wavefront.c b/sound/isa/wavefront/wavefront.c index 82b8fb746908..95898b2b7b58 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) { |