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-rw-r--r--sound/core/init.c24
1 files changed, 8 insertions, 16 deletions
diff --git a/sound/core/init.c b/sound/core/init.c
index 5377f94eb211..a03eddab12fe 100644
--- a/sound/core/init.c
+++ b/sound/core/init.c
@@ -489,17 +489,17 @@ static const struct file_operations snd_shutdown_f_ops =
* Note: The current implementation replaces all active file->f_op with special
* dummy file operations (they do nothing except release).
*/
-int snd_card_disconnect(struct snd_card *card)
+void snd_card_disconnect(struct snd_card *card)
{
struct snd_monitor_file *mfile;
if (!card)
- return -EINVAL;
+ return;
spin_lock(&card->files_lock);
if (card->shutdown) {
spin_unlock(&card->files_lock);
- return 0;
+ return;
}
card->shutdown = 1;
@@ -548,7 +548,6 @@ int snd_card_disconnect(struct snd_card *card)
wake_up(&card->power_sleep);
snd_power_sync_ref(card);
#endif
- return 0;
}
EXPORT_SYMBOL(snd_card_disconnect);
@@ -563,15 +562,7 @@ EXPORT_SYMBOL(snd_card_disconnect);
*/
void snd_card_disconnect_sync(struct snd_card *card)
{
- int err;
-
- err = snd_card_disconnect(card);
- if (err < 0) {
- dev_err(card->dev,
- "snd_card_disconnect error (%d), skipping sync\n",
- err);
- return;
- }
+ snd_card_disconnect(card);
spin_lock_irq(&card->files_lock);
wait_event_lock_irq(card->remove_sleep,
@@ -619,9 +610,10 @@ static int snd_card_do_free(struct snd_card *card)
*/
int snd_card_free_when_closed(struct snd_card *card)
{
- int ret = snd_card_disconnect(card);
- if (ret)
- return ret;
+ if (!card)
+ return -EINVAL;
+
+ snd_card_disconnect(card);
put_device(&card->card_dev);
return 0;
}