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-rw-r--r--sound/core/pcm.c14
1 files changed, 10 insertions, 4 deletions
diff --git a/sound/core/pcm.c b/sound/core/pcm.c
index 308c9ecf73db..8e980aa678d0 100644
--- a/sound/core/pcm.c
+++ b/sound/core/pcm.c
@@ -849,6 +849,14 @@ int snd_pcm_new_internal(struct snd_card *card, const char *id, int device,
}
EXPORT_SYMBOL(snd_pcm_new_internal);
+static void free_chmap(struct snd_pcm_str *pstr)
+{
+ if (pstr->chmap_kctl) {
+ snd_ctl_remove(pstr->pcm->card, pstr->chmap_kctl);
+ pstr->chmap_kctl = NULL;
+ }
+}
+
static void snd_pcm_free_stream(struct snd_pcm_str * pstr)
{
struct snd_pcm_substream *substream, *substream_next;
@@ -871,6 +879,7 @@ static void snd_pcm_free_stream(struct snd_pcm_str * pstr)
kfree(setup);
}
#endif
+ free_chmap(pstr);
if (pstr->substream_count)
put_device(&pstr->dev);
}
@@ -1135,10 +1144,7 @@ static int snd_pcm_dev_disconnect(struct snd_device *device)
for (cidx = 0; cidx < 2; cidx++) {
if (!pcm->internal)
snd_unregister_device(&pcm->streams[cidx].dev);
- if (pcm->streams[cidx].chmap_kctl) {
- snd_ctl_remove(pcm->card, pcm->streams[cidx].chmap_kctl);
- pcm->streams[cidx].chmap_kctl = NULL;
- }
+ free_chmap(&pcm->streams[cidx]);
}
mutex_unlock(&pcm->open_mutex);
mutex_unlock(&register_mutex);