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Commit 855054fe authored by Max Kellermann's avatar Max Kellermann
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alsa: don't close PCM handle in alsa_recover()

If the PCM handle gets disconnected, don't close and clear it in alsa_recover(). The MPD core will call alsa_close() anyway. This way, we can always assume that alsa_data.pcm is always valid.
parent 538701e7
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src/output/alsa_plugin.c
View file @ 855054fe
......@@ -94,7 +94,6 @@ alsa_data_new(void)
struct alsa_data *ret = g_new(struct alsa_data, 1);
ret->mode = 0;
ret->pcm = NULL;
ret->writei = snd_pcm_writei;
return ret;
......@@ -413,8 +412,6 @@ alsa_open(void *data, struct audio_format *audio_format, GError **error)
err = snd_pcm_open(&ad->pcm, alsa_device(ad),
SND_PCM_STREAM_PLAYBACK, ad->mode);
if (err < 0) {
ad->pcm = NULL;
g_set_error(error, alsa_output_quark(), err,
"Failed to open ALSA device \"%s\": %s",
alsa_device(ad), snd_strerror(err));
......@@ -424,7 +421,6 @@ alsa_open(void *data, struct audio_format *audio_format, GError **error)
success = alsa_setup(ad, audio_format, bitformat, error);
if (!success) {
snd_pcm_close(ad->pcm);
ad->pcm = NULL;
return false;
}
......@@ -456,9 +452,6 @@ alsa_recover(struct alsa_data *ad, int err)
err = snd_pcm_prepare(ad->pcm);
break;
case SND_PCM_STATE_DISCONNECTED:
/* so alsa_closeDevice won't try to drain: */
snd_pcm_close(ad->pcm);
ad->pcm = NULL;
break;
/* this is no error, so just keep running */
case SND_PCM_STATE_RUNNING:
......@@ -485,13 +478,10 @@ alsa_close(void *data)
{
struct alsa_data *ad = data;
if (ad->pcm != NULL) {
if (snd_pcm_state(ad->pcm) == SND_PCM_STATE_RUNNING)
snd_pcm_drain(ad->pcm);
snd_pcm_close(ad->pcm);
ad->pcm = NULL;
}
mixer_close(ad->mixer);
}
......
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