From 5ac619837698cc7edb80d7d8dd41b7ab3e05b113 Mon Sep 17 00:00:00 2001 From: Jaroslav Kysela Date: Wed, 22 Sep 2021 13:16:54 +0200 Subject: [PATCH] rawmidi: allow timestamp reads only for the appropriate read mode Signed-off-by: Jaroslav Kysela --- src/rawmidi/rawmidi.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/src/rawmidi/rawmidi.c b/src/rawmidi/rawmidi.c index 9fab63f1..58557e57 100644 --- a/src/rawmidi/rawmidi.c +++ b/src/rawmidi/rawmidi.c @@ -1112,5 +1112,7 @@ ssize_t snd_rawmidi_tread(snd_rawmidi_t *rawmidi, struct timespec *tstamp, void assert(rawmidi); assert(rawmidi->stream == SND_RAWMIDI_STREAM_INPUT); assert(buffer || size == 0); + if ((rawmidi->params_mode & SNDRV_RAWMIDI_MODE_FRAMING_MASK) == SNDRV_RAWMIDI_MODE_FRAMING_TSTAMP) + return -EINVAL; return (rawmidi->ops->tread)(rawmidi, tstamp, buffer, size); } -- 2.47.1