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>
diff --git a/sound/isa/wavefront/wavefront.c b/sound/isa/wavefront/wavefront.c
index 82b8fb7..95898b2 100644
--- a/sound/isa/wavefront/wavefront.c
+++ b/sound/isa/wavefront/wavefront.c
@@ -338,7 +338,7 @@
}
}
-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 @@
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 @@
acard->wavefront.card = card;
card->private_free = snd_wavefront_free;
- return card;
+ *cardp = card;
+ return 0;
}
static int __devinit
@@ -568,9 +569,9 @@
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 @@
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) {