diff options
Diffstat (limited to 'sound/core/device.c')
| -rw-r--r-- | sound/core/device.c | 24 |
1 files changed, 6 insertions, 18 deletions
diff --git a/sound/core/device.c b/sound/core/device.c index ccb25816ac9e..5858b02b0b1d 100644 --- a/sound/core/device.c +++ b/sound/core/device.c @@ -79,13 +79,11 @@ EXPORT_SYMBOL(snd_device_new); */ int snd_device_free(struct snd_card *card, void *device_data) { - struct list_head *list; struct snd_device *dev; snd_assert(card != NULL, return -ENXIO); snd_assert(device_data != NULL, return -ENXIO); - list_for_each(list, &card->devices) { - dev = snd_device(list); + list_for_each_entry(dev, &card->devices, list) { if (dev->device_data != device_data) continue; /* unlink */ @@ -124,13 +122,11 @@ EXPORT_SYMBOL(snd_device_free); */ int snd_device_disconnect(struct snd_card *card, void *device_data) { - struct list_head *list; struct snd_device *dev; snd_assert(card != NULL, return -ENXIO); snd_assert(device_data != NULL, return -ENXIO); - list_for_each(list, &card->devices) { - dev = snd_device(list); + list_for_each_entry(dev, &card->devices, list) { if (dev->device_data != device_data) continue; if (dev->state == SNDRV_DEV_REGISTERED && @@ -161,14 +157,12 @@ int snd_device_disconnect(struct snd_card *card, void *device_data) */ int snd_device_register(struct snd_card *card, void *device_data) { - struct list_head *list; struct snd_device *dev; int err; snd_assert(card != NULL, return -ENXIO); snd_assert(device_data != NULL, return -ENXIO); - list_for_each(list, &card->devices) { - dev = snd_device(list); + list_for_each_entry(dev, &card->devices, list) { if (dev->device_data != device_data) continue; if (dev->state == SNDRV_DEV_BUILD && dev->ops->dev_register) { @@ -192,13 +186,11 @@ EXPORT_SYMBOL(snd_device_register); */ int snd_device_register_all(struct snd_card *card) { - struct list_head *list; struct snd_device *dev; int err; snd_assert(card != NULL, return -ENXIO); - list_for_each(list, &card->devices) { - dev = snd_device(list); + list_for_each_entry(dev, &card->devices, list) { if (dev->state == SNDRV_DEV_BUILD && dev->ops->dev_register) { if ((err = dev->ops->dev_register(dev)) < 0) return err; @@ -215,12 +207,10 @@ int snd_device_register_all(struct snd_card *card) int snd_device_disconnect_all(struct snd_card *card) { struct snd_device *dev; - struct list_head *list; int err = 0; snd_assert(card != NULL, return -ENXIO); - list_for_each(list, &card->devices) { - dev = snd_device(list); + list_for_each_entry(dev, &card->devices, list) { if (snd_device_disconnect(card, dev->device_data) < 0) err = -ENXIO; } @@ -234,7 +224,6 @@ int snd_device_disconnect_all(struct snd_card *card) int snd_device_free_all(struct snd_card *card, snd_device_cmd_t cmd) { struct snd_device *dev; - struct list_head *list; int err; unsigned int range_low, range_high; @@ -242,8 +231,7 @@ int snd_device_free_all(struct snd_card *card, snd_device_cmd_t cmd) range_low = cmd * SNDRV_DEV_TYPE_RANGE_SIZE; range_high = range_low + SNDRV_DEV_TYPE_RANGE_SIZE - 1; __again: - list_for_each(list, &card->devices) { - dev = snd_device(list); + list_for_each_entry(dev, &card->devices, list) { if (dev->type >= range_low && dev->type <= range_high) { if ((err = snd_device_free(card, dev->device_data)) < 0) return err; |