X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=sound%2Fcore%2Fhwdep.c;h=96ffdf18c3fef89e7aa6e39d303a6a678df932ba;hb=9468482bd4c3b89abe04a770848d5eaa1ea830b0;hp=8bd0dcc93eba98f787664085bf9734f2ed89f05d;hpb=d588fcbe5a7ba8bba2cebf7799ab2d573717a806;p=pandora-kernel.git diff --git a/sound/core/hwdep.c b/sound/core/hwdep.c index 8bd0dcc93eba..96ffdf18c3fe 100644 --- a/sound/core/hwdep.c +++ b/sound/core/hwdep.c @@ -42,19 +42,16 @@ static DEFINE_MUTEX(register_mutex); static int snd_hwdep_free(struct snd_hwdep *hwdep); static int snd_hwdep_dev_free(struct snd_device *device); static int snd_hwdep_dev_register(struct snd_device *device); -static int snd_hwdep_dev_unregister(struct snd_device *device); +static int snd_hwdep_dev_disconnect(struct snd_device *device); static struct snd_hwdep *snd_hwdep_search(struct snd_card *card, int device) { - struct list_head *p; struct snd_hwdep *hwdep; - list_for_each(p, &snd_hwdep_devices) { - hwdep = list_entry(p, struct snd_hwdep, list); + list_for_each_entry(hwdep, &snd_hwdep_devices, list) if (hwdep->card == card && hwdep->device == device) return hwdep; - } return NULL; } @@ -158,16 +155,18 @@ static int snd_hwdep_release(struct inode *inode, struct file * file) { int err = -ENXIO; struct snd_hwdep *hw = file->private_data; + struct module *mod = hw->card->module; + mutex_lock(&hw->open_mutex); - if (hw->ops.release) { + if (hw->ops.release) err = hw->ops.release(hw, file); - wake_up(&hw->open_wait); - } if (hw->used > 0) hw->used--; - snd_card_file_remove(hw->card, file); mutex_unlock(&hw->open_mutex); - module_put(hw->card->module); + wake_up(&hw->open_wait); + + snd_card_file_remove(hw->card, file); + module_put(mod); return err; } @@ -318,7 +317,7 @@ static int snd_hwdep_control_ioctl(struct snd_card *card, */ -static struct file_operations snd_hwdep_f_ops = +static const struct file_operations snd_hwdep_f_ops = { .owner = THIS_MODULE, .llseek = snd_hwdep_llseek, @@ -353,7 +352,7 @@ int snd_hwdep_new(struct snd_card *card, char *id, int device, static struct snd_device_ops ops = { .dev_free = snd_hwdep_dev_free, .dev_register = snd_hwdep_dev_register, - .dev_unregister = snd_hwdep_dev_unregister + .dev_disconnect = snd_hwdep_dev_disconnect, }; snd_assert(rhwdep != NULL, return -EINVAL); @@ -439,7 +438,7 @@ static int snd_hwdep_dev_register(struct snd_device *device) return 0; } -static int snd_hwdep_dev_unregister(struct snd_device *device) +static int snd_hwdep_dev_disconnect(struct snd_device *device) { struct snd_hwdep *hwdep = device->device_data; @@ -454,9 +453,9 @@ static int snd_hwdep_dev_unregister(struct snd_device *device) snd_unregister_oss_device(hwdep->oss_type, hwdep->card, hwdep->device); #endif snd_unregister_device(SNDRV_DEVICE_TYPE_HWDEP, hwdep->card, hwdep->device); - list_del(&hwdep->list); + list_del_init(&hwdep->list); mutex_unlock(®ister_mutex); - return snd_hwdep_free(hwdep); + return 0; } #ifdef CONFIG_PROC_FS @@ -467,15 +466,12 @@ static int snd_hwdep_dev_unregister(struct snd_device *device) static void snd_hwdep_proc_read(struct snd_info_entry *entry, struct snd_info_buffer *buffer) { - struct list_head *p; struct snd_hwdep *hwdep; mutex_lock(®ister_mutex); - list_for_each(p, &snd_hwdep_devices) { - hwdep = list_entry(p, struct snd_hwdep, list); + list_for_each_entry(hwdep, &snd_hwdep_devices, list) snd_iprintf(buffer, "%02i-%02i: %s\n", hwdep->card->number, hwdep->device, hwdep->name); - } mutex_unlock(®ister_mutex); } @@ -497,7 +493,7 @@ static void __init snd_hwdep_proc_init(void) static void __exit snd_hwdep_proc_done(void) { - snd_info_unregister(snd_hwdep_proc_entry); + snd_info_free_entry(snd_hwdep_proc_entry); } #else /* !CONFIG_PROC_FS */ #define snd_hwdep_proc_init()