From 4dd1e02526cc81a32c46be8f5c521c29e4e9de55 Mon Sep 17 00:00:00 2001
From: Wim Taymans <wtaymans@redhat.com>
Date: Mon, 19 Oct 2020 23:30:44 +0200
Subject: [PATCH] jack: return error when out of midi events

Fixes #334
---
 pipewire-jack/src/pipewire-jack.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/pipewire-jack/src/pipewire-jack.c b/pipewire-jack/src/pipewire-jack.c
index 511002759..82d947119 100644
--- a/pipewire-jack/src/pipewire-jack.c
+++ b/pipewire-jack/src/pipewire-jack.c
@@ -4797,6 +4797,8 @@ int jack_midi_event_get(jack_midi_event_t *event,
 	struct midi_event *ev = SPA_MEMBER(mb, sizeof(*mb), struct midi_event);
 	spa_return_val_if_fail(mb != NULL, -EINVAL);
 	spa_return_val_if_fail(ev != NULL, -EINVAL);
+	if (event_index >= mb->event_count)
+		return -ENOBUFS;
 	ev += event_index;
 	event->time = ev->time;
 	event->size = ev->size;