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-rw-r--r--src/xine-engine/audio_out.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/src/xine-engine/audio_out.c b/src/xine-engine/audio_out.c
index 985520759..0a141e014 100644
--- a/src/xine-engine/audio_out.c
+++ b/src/xine-engine/audio_out.c
@@ -1887,6 +1887,7 @@ static int ao_set_property (xine_audio_port_t *this_gen, int property, int value
case AO_PROP_DISCARD_BUFFERS:
/* recursive discard buffers setting */
+ pthread_mutex_lock(&this->flush_audio_driver_lock);
if(value)
this->discard_buffers++;
else if (this->discard_buffers)
@@ -1894,6 +1895,7 @@ static int ao_set_property (xine_audio_port_t *this_gen, int property, int value
else
xprintf (this->xine, XINE_VERBOSITY_DEBUG,
"ao_set_property: discard_buffers is already zero\n");
+ pthread_mutex_unlock(&this->flush_audio_driver_lock);
ret = this->discard_buffers;