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| author | Clemens Ladisch <clemens@ladisch.de> | 2007-08-10 09:39:14 +0200 |
|---|---|---|
| committer | Jaroslav Kysela <perex@perex.cz> | 2007-10-16 15:58:36 +0200 |
| commit | 0b664f7206fac9676559e0012d8accc2dc0fc9fd (patch) | |
| tree | 4a7e5945aa12976dc6719d29a4ffe078ea9631c9 | |
| parent | 394d051686d846c6cd86fe086166a4ea5507ccb5 (diff) | |
| download | linux-0b664f7206fac9676559e0012d8accc2dc0fc9fd.tar.bz2 | |
[ALSA] seq_midi_event: prevent running status after system messages
Reset the event type after encoding a system message to prevent any
following data bytes from being interpreted as data for a running status
system message, which is not allowed in MIDI.
Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
Signed-off-by: Jaroslav Kysela <perex@suse.cz>
| -rw-r--r-- | sound/core/seq/seq_midi_event.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/sound/core/seq/seq_midi_event.c b/sound/core/seq/seq_midi_event.c index cb38ff33f628..45ba6fc4646a 100644 --- a/sound/core/seq/seq_midi_event.c +++ b/sound/core/seq/seq_midi_event.c @@ -283,6 +283,8 @@ int snd_midi_event_encode_byte(struct snd_midi_event *dev, int c, ev->flags |= SNDRV_SEQ_EVENT_LENGTH_FIXED; if (status_event[dev->type].encode) /* set data values */ status_event[dev->type].encode(dev, ev); + if (dev->type >= ST_SPECIAL) + dev->type = ST_INVALID; rc = 1; } else if (dev->type == ST_SYSEX) { if (c == MIDI_CMD_COMMON_SYSEX_END || |