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-rw-r--r--sound/core/init.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/sound/core/init.c b/sound/core/init.c
index 726a8353201f..1870aee7b64f 100644
--- a/sound/core/init.c
+++ b/sound/core/init.c
@@ -310,6 +310,10 @@ static int snd_card_init(struct snd_card *card, struct device *parent,
rwlock_init(&card->ctl_files_rwlock);
INIT_LIST_HEAD(&card->controls);
INIT_LIST_HEAD(&card->ctl_files);
+#ifdef CONFIG_SND_CTL_FAST_LOOKUP
+ xa_init(&card->ctl_numids);
+ xa_init(&card->ctl_hash);
+#endif
spin_lock_init(&card->files_lock);
INIT_LIST_HEAD(&card->files_list);
mutex_init(&card->memory_mutex);