From: Clemens Ladisch <clemens@ladisch.de>
Date: Mon, 22 Jun 2009 08:00:03 +0000 (+0200)
Subject: MIDI event decoder: prevent running status after sysex
X-Git-Tag: v1.0.21~32^2~1
X-Git-Url: https://git.alsa-project.org/?a=commitdiff_plain;h=cbf395d6920a17d844ba5fa6afd615e23d00e596;p=alsa-lib.git

MIDI event decoder: prevent running status after sysex

Running status cannot be using in the command immediately following
a system exclusive command, so we have to reset the running status
state in that case.

Signed-off-by: Clemens Ladisch <clemens@ladisch.de>
---

diff --git a/src/seq/seq_midi_event.c b/src/seq/seq_midi_event.c
index b5caa1b8..92c749ab 100644
--- a/src/seq/seq_midi_event.c
+++ b/src/seq/seq_midi_event.c
@@ -442,6 +442,7 @@ long snd_midi_event_decode(snd_midi_event_t *dev, unsigned char *buf, long count
 
 
 	if (cmd == MIDI_CMD_COMMON_SYSEX) {
+		snd_midi_event_reset_decode(dev);
 		qlen = ev->data.ext.len;
 		if (count < qlen)
 			return -ENOMEM;