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authorTakashi Iwai <tiwai@alsa3.local>2008-12-28 18:47:30 +0300
committerTakashi Iwai <tiwai@suse.de>2009-01-12 17:21:54 +0300
commit3e7fb9f7ec00fd7cefd0d8e83df0cff86ce12515 (patch)
treedd04faa1ccf4d894bda0ca14eb667bc4be096623 /sound
parentd453379bc5d34d7f55b55931245de5ac1896fd8d (diff)
downloadlinux-3e7fb9f7ec00fd7cefd0d8e83df0cff86ce12515.tar.xz
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')
-rw-r--r--sound/isa/cs423x/cs4236.c25
-rw-r--r--sound/isa/es18xx.c27
-rw-r--r--sound/isa/gus/interwave.c19
-rw-r--r--sound/isa/opti9xx/opti92x-ad1848.c20
-rw-r--r--sound/isa/sb/sb16.c19
-rw-r--r--sound/isa/wavefront/wavefront.c19
6 files changed, 65 insertions, 64 deletions
diff --git a/sound/isa/cs423x/cs4236.c b/sound/isa/cs423x/cs4236.c
index db830682804f..f7845986f467 100644
--- a/sound/isa/cs423x/cs4236.c
+++ b/sound/isa/cs423x/cs4236.c
@@ -382,7 +382,7 @@ static void snd_card_cs4236_free(struct snd_card *card)
release_and_free_resource(acard->res_sb_port);
}
-static struct snd_card *snd_cs423x_card_new(int dev)
+static int snd_cs423x_card_new(int dev, struct snd_card **cardp)
{
struct snd_card *card;
int err;
@@ -390,9 +390,10 @@ static struct snd_card *snd_cs423x_card_new(int dev)
err = snd_card_create(index[dev], id[dev], THIS_MODULE,
sizeof(struct snd_card_cs4236), &card);
if (err < 0)
- return NULL;
+ return err;
card->private_free = snd_card_cs4236_free;
- return card;
+ *cardp = card;
+ return 0;
}
static int __devinit snd_cs423x_probe(struct snd_card *card, int dev)
@@ -513,9 +514,9 @@ static int __devinit snd_cs423x_isa_probe(struct device *pdev,
struct snd_card *card;
int err;
- card = snd_cs423x_card_new(dev);
- if (! card)
- return -ENOMEM;
+ err = snd_cs423x_card_new(dev, &card);
+ if (err < 0)
+ return err;
snd_card_set_dev(card, pdev);
if ((err = snd_cs423x_probe(card, dev)) < 0) {
snd_card_free(card);
@@ -595,9 +596,9 @@ static int __devinit snd_cs4232_pnpbios_detect(struct pnp_dev *pdev,
if (dev >= SNDRV_CARDS)
return -ENODEV;
- card = snd_cs423x_card_new(dev);
- if (! card)
- return -ENOMEM;
+ err = snd_cs423x_card_new(dev, &card);
+ if (err < 0)
+ return err;
if ((err = snd_card_cs4232_pnp(dev, card->private_data, pdev)) < 0) {
printk(KERN_ERR "PnP BIOS detection failed for " IDENT "\n");
snd_card_free(card);
@@ -657,9 +658,9 @@ static int __devinit snd_cs423x_pnpc_detect(struct pnp_card_link *pcard,
if (dev >= SNDRV_CARDS)
return -ENODEV;
- card = snd_cs423x_card_new(dev);
- if (! card)
- return -ENOMEM;
+ res = snd_cs423x_card_new(dev, &card);
+ if (res < 0)
+ return res;
if ((res = snd_card_cs423x_pnpc(dev, card->private_data, pcard, pid)) < 0) {
printk(KERN_ERR "isapnp detection failed and probing for " IDENT
" is not supported\n");
diff --git a/sound/isa/es18xx.c b/sound/isa/es18xx.c
index c24c6322fcc9..8cfbff73a835 100644
--- a/sound/isa/es18xx.c
+++ b/sound/isa/es18xx.c
@@ -2125,13 +2125,10 @@ static int __devinit snd_audiodrive_pnpc(int dev, struct snd_audiodrive *acard,
#define is_isapnp_selected(dev) 0
#endif
-static struct snd_card *snd_es18xx_card_new(int dev)
+static int snd_es18xx_card_new(int dev, struct snd_card **cardp)
{
- struct snd_card *card;
- if (snd_card_create(index[dev], id[dev], THIS_MODULE,
- sizeof(struct snd_audiodrive), &card) < 0)
- return NULL;
- return card;
+ return snd_card_create(index[dev], id[dev], THIS_MODULE,
+ sizeof(struct snd_audiodrive), cardp);
}
static int __devinit snd_audiodrive_probe(struct snd_card *card, int dev)
@@ -2200,9 +2197,9 @@ static int __devinit snd_es18xx_isa_probe1(int dev, struct device *devptr)
struct snd_card *card;
int err;
- card = snd_es18xx_card_new(dev);
- if (! card)
- return -ENOMEM;
+ err = snd_es18xx_card_new(dev, &card);
+ if (err < 0)
+ return err;
snd_card_set_dev(card, devptr);
if ((err = snd_audiodrive_probe(card, dev)) < 0) {
snd_card_free(card);
@@ -2306,9 +2303,9 @@ static int __devinit snd_audiodrive_pnp_detect(struct pnp_dev *pdev,
if (dev >= SNDRV_CARDS)
return -ENODEV;
- card = snd_es18xx_card_new(dev);
- if (! card)
- return -ENOMEM;
+ err = snd_es18xx_card_new(dev, &card);
+ if (err < 0)
+ return err;
if ((err = snd_audiodrive_pnp(dev, card->private_data, pdev)) < 0) {
snd_card_free(card);
return err;
@@ -2365,9 +2362,9 @@ static int __devinit snd_audiodrive_pnpc_detect(struct pnp_card_link *pcard,
if (dev >= SNDRV_CARDS)
return -ENODEV;
- card = snd_es18xx_card_new(dev);
- if (! card)
- return -ENOMEM;
+ res = snd_es18xx_card_new(dev, &card);
+ if (res < 0)
+ return res;
if ((res = snd_audiodrive_pnpc(dev, card->private_data, pcard, pid)) < 0) {
snd_card_free(card);
diff --git a/sound/isa/gus/interwave.c b/sound/isa/gus/interwave.c
index e040c7638911..50e429a120da 100644
--- a/sound/isa/gus/interwave.c
+++ b/sound/isa/gus/interwave.c
@@ -626,7 +626,7 @@ static void snd_interwave_free(struct snd_card *card)
free_irq(iwcard->irq, (void *)iwcard);
}
-static struct snd_card *snd_interwave_card_new(int dev)
+static int snd_interwave_card_new(int dev, struct snd_card **cardp)
{
struct snd_card *card;
struct snd_interwave *iwcard;
@@ -635,12 +635,13 @@ static struct snd_card *snd_interwave_card_new(int dev)
err = snd_card_create(index[dev], id[dev], THIS_MODULE,
sizeof(struct snd_interwave), &card);
if (err < 0)
- return NULL;
+ return err;
iwcard = card->private_data;
iwcard->card = card;
iwcard->irq = -1;
card->private_free = snd_interwave_free;
- return card;
+ *cardp = card;
+ return 0;
}
static int __devinit snd_interwave_probe(struct snd_card *card, int dev)
@@ -779,9 +780,9 @@ static int __devinit snd_interwave_isa_probe1(int dev, struct device *devptr)
struct snd_card *card;
int err;
- card = snd_interwave_card_new(dev);
- if (! card)
- return -ENOMEM;
+ err = snd_interwave_card_new(dev, &card);
+ if (err < 0)
+ return err;
snd_card_set_dev(card, devptr);
if ((err = snd_interwave_probe(card, dev)) < 0) {
@@ -877,9 +878,9 @@ static int __devinit snd_interwave_pnp_detect(struct pnp_card_link *pcard,
if (dev >= SNDRV_CARDS)
return -ENODEV;
- card = snd_interwave_card_new(dev);
- if (! card)
- return -ENOMEM;
+ res = snd_interwave_card_new(dev, &card);
+ if (res < 0)
+ return res;
if ((res = snd_interwave_pnp(dev, card->private_data, pcard, pid)) < 0) {
snd_card_free(card);
diff --git a/sound/isa/opti9xx/opti92x-ad1848.c b/sound/isa/opti9xx/opti92x-ad1848.c
index 5750f38bb797..87a4feb50109 100644
--- a/sound/isa/opti9xx/opti92x-ad1848.c
+++ b/sound/isa/opti9xx/opti92x-ad1848.c
@@ -830,17 +830,17 @@ static int __devinit snd_opti9xx_probe(struct snd_card *card)
return snd_card_register(card);
}
-static struct snd_card *snd_opti9xx_card_new(void)
+static int snd_opti9xx_card_new(struct snd_card **cardp)
{
struct snd_card *card;
- int err;
err = snd_card_create(index, id, THIS_MODULE,
sizeof(struct snd_opti9xx), &card);
if (err < 0)
- return NULL;
+ return err;
card->private_free = snd_card_opti9xx_free;
- return card;
+ *cardp = card;
+ return 0;
}
static int __devinit snd_opti9xx_isa_match(struct device *devptr,
@@ -905,9 +905,9 @@ static int __devinit snd_opti9xx_isa_probe(struct device *devptr,
}
#endif
- card = snd_opti9xx_card_new();
- if (! card)
- return -ENOMEM;
+ error = snd_opti9xx_card_new(&card);
+ if (error < 0)
+ return error;
if ((error = snd_card_opti9xx_detect(card, card->private_data)) < 0) {
snd_card_free(card);
@@ -952,9 +952,9 @@ static int __devinit snd_opti9xx_pnp_probe(struct pnp_card_link *pcard,
return -EBUSY;
if (! isapnp)
return -ENODEV;
- card = snd_opti9xx_card_new();
- if (! card)
- return -ENOMEM;
+ error = snd_opti9xx_card_new(&card);
+ if (error < 0)
+ return error;
chip = card->private_data;
hw = snd_card_opti9xx_pnp(chip, pcard, pid);
diff --git a/sound/isa/sb/sb16.c b/sound/isa/sb/sb16.c
index adf4fdd2c4aa..519c36346dec 100644
--- a/sound/isa/sb/sb16.c
+++ b/sound/isa/sb/sb16.c
@@ -324,7 +324,7 @@ static void snd_sb16_free(struct snd_card *card)
#define is_isapnp_selected(dev) 0
#endif
-static struct snd_card *snd_sb16_card_new(int dev)
+static int snd_sb16_card_new(int dev, struct snd_card **cardp)
{
struct snd_card *card;
int err;
@@ -332,9 +332,10 @@ static struct snd_card *snd_sb16_card_new(int dev)
err = snd_card_create(index[dev], id[dev], THIS_MODULE,
sizeof(struct snd_card_sb16), &card);
if (err < 0)
- return NULL;
+ return err;
card->private_free = snd_sb16_free;
- return card;
+ *cardp = card;
+ return 0;
}
static int __devinit snd_sb16_probe(struct snd_card *card, int dev)
@@ -492,9 +493,9 @@ static int __devinit snd_sb16_isa_probe1(int dev, struct device *pdev)
struct snd_card *card;
int err;
- card = snd_sb16_card_new(dev);
- if (! card)
- return -ENOMEM;
+ err = snd_sb16_card_new(dev, &card);
+ if (err < 0)
+ return err;
acard = card->private_data;
/* non-PnP FM port address is hardwired with base port address */
@@ -613,9 +614,9 @@ static int __devinit snd_sb16_pnp_detect(struct pnp_card_link *pcard,
for ( ; dev < SNDRV_CARDS; dev++) {
if (!enable[dev] || !isapnp[dev])
continue;
- card = snd_sb16_card_new(dev);
- if (! card)
- return -ENOMEM;
+ res = snd_sb16_card_new(dev, &card);
+ if (res < 0)
+ return res;
snd_card_set_dev(card, &pcard->card->dev);
if ((res = snd_card_sb16_pnp(dev, card->private_data, pcard, pid)) < 0 ||
(res = snd_sb16_probe(card, dev)) < 0) {
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) {