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-rw-r--r--sound/core/seq/seq_virmidi.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/sound/core/seq/seq_virmidi.c b/sound/core/seq/seq_virmidi.c
index 4abc38c70cae..f5cae49500c8 100644
--- a/sound/core/seq/seq_virmidi.c
+++ b/sound/core/seq/seq_virmidi.c
@@ -263,6 +263,16 @@ static int snd_virmidi_output_close(struct snd_rawmidi_substream *substream)
}
/*
+ * drain output work queue
+ */
+static void snd_virmidi_output_drain(struct snd_rawmidi_substream *substream)
+{
+ struct snd_virmidi *vmidi = substream->runtime->private_data;
+
+ flush_work(&vmidi->output_work);
+}
+
+/*
* subscribe callback - allow output to rawmidi device
*/
static int snd_virmidi_subscribe(void *private_data,
@@ -336,6 +346,7 @@ static const struct snd_rawmidi_ops snd_virmidi_output_ops = {
.open = snd_virmidi_output_open,
.close = snd_virmidi_output_close,
.trigger = snd_virmidi_output_trigger,
+ .drain = snd_virmidi_output_drain,
};
/*