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Diffstat (limited to 'sound/pci/ac97')
-rw-r--r--sound/pci/ac97/ac97_codec.c19
1 files changed, 12 insertions, 7 deletions
diff --git a/sound/pci/ac97/ac97_codec.c b/sound/pci/ac97/ac97_codec.c
index 171559c19b3d..d0023e99bdf9 100644
--- a/sound/pci/ac97/ac97_codec.c
+++ b/sound/pci/ac97/ac97_codec.c
@@ -1890,8 +1890,8 @@ int snd_ac97_bus(struct snd_card *card, int num, struct snd_ac97_bus_ops *ops,
.dev_free = snd_ac97_bus_dev_free,
};
- snd_assert(card != NULL, return -EINVAL);
- snd_assert(rbus != NULL, return -EINVAL);
+ if (snd_BUG_ON(!card))
+ return -EINVAL;
bus = kzalloc(sizeof(*bus), GFP_KERNEL);
if (bus == NULL)
return -ENOMEM;
@@ -1906,7 +1906,8 @@ int snd_ac97_bus(struct snd_card *card, int num, struct snd_ac97_bus_ops *ops,
snd_ac97_bus_free(bus);
return err;
}
- *rbus = bus;
+ if (rbus)
+ *rbus = bus;
return 0;
}
@@ -1991,10 +1992,14 @@ int snd_ac97_mixer(struct snd_ac97_bus *bus, struct snd_ac97_template *template,
.dev_disconnect = snd_ac97_dev_disconnect,
};
- snd_assert(rac97 != NULL, return -EINVAL);
- *rac97 = NULL;
- snd_assert(bus != NULL && template != NULL, return -EINVAL);
- snd_assert(template->num < 4 && bus->codec[template->num] == NULL, return -EINVAL);
+ if (rac97)
+ *rac97 = NULL;
+ if (snd_BUG_ON(!bus || !template))
+ return -EINVAL;
+ if (snd_BUG_ON(template->num >= 4))
+ return -EINVAL;
+ if (bus->codec[template->num])
+ return -EBUSY;
card = bus->card;
ac97 = kzalloc(sizeof(*ac97), GFP_KERNEL);