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-rw-r--r--sound/core/oss/pcm_oss.c3
-rw-r--r--sound/core/pcm_native.c6
2 files changed, 6 insertions, 3 deletions
diff --git a/sound/core/oss/pcm_oss.c b/sound/core/oss/pcm_oss.c
index 505b23e..e0821eb 100644
--- a/sound/core/oss/pcm_oss.c
+++ b/sound/core/oss/pcm_oss.c
@@ -2359,7 +2359,8 @@ static int snd_pcm_oss_release(struct inode *inode, struct file *file)
substream = pcm_oss_file->streams[SNDRV_PCM_STREAM_CAPTURE];
snd_assert(substream != NULL, return -ENXIO);
pcm = substream->pcm;
- snd_pcm_oss_sync(pcm_oss_file);
+ if (!pcm->card->shutdown)
+ snd_pcm_oss_sync(pcm_oss_file);
mutex_lock(&pcm->open_mutex);
snd_pcm_oss_release_file(pcm_oss_file);
mutex_unlock(&pcm->open_mutex);
diff --git a/sound/core/pcm_native.c b/sound/core/pcm_native.c
index 37b4b10..66e24b5 100644
--- a/sound/core/pcm_native.c
+++ b/sound/core/pcm_native.c
@@ -1310,7 +1310,8 @@ static int snd_pcm_pre_prepare(struct snd_pcm_substream *substream,
int f_flags)
{
struct snd_pcm_runtime *runtime = substream->runtime;
- if (runtime->status->state == SNDRV_PCM_STATE_OPEN)
+ if (runtime->status->state == SNDRV_PCM_STATE_OPEN ||
+ runtime->status->state == SNDRV_PCM_STATE_DISCONNECTED)
return -EBADFD;
if (snd_pcm_running(substream))
return -EBUSY;
@@ -1568,7 +1569,8 @@ static int snd_pcm_drop(struct snd_pcm_substream *substream)
runtime = substream->runtime;
card = substream->pcm->card;
- if (runtime->status->state == SNDRV_PCM_STATE_OPEN)
+ if (runtime->status->state == SNDRV_PCM_STATE_OPEN ||
+ runtime->status->state == SNDRV_PCM_STATE_DISCONNECTED)
return -EBADFD;
snd_power_lock(card);
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