From: Jaroslav Kysela <perex@perex.cz>
Date: Tue, 5 Oct 2021 12:54:59 +0000 (+0200)
Subject: rawmidi: free framing read bufffer when the framing mode becomes inactive
X-Git-Tag: v1.2.6~19
X-Git-Url: https://git.alsa-project.org/?a=commitdiff_plain;h=392d5b06f8134fe9b408ef1d44e3227762371b52;p=alsa-lib.git

rawmidi: free framing read bufffer when the framing mode becomes inactive

Signed-off-by: Jaroslav Kysela <perex@perex.cz>
---

diff --git a/src/rawmidi/rawmidi_hw.c b/src/rawmidi/rawmidi_hw.c
index 390271a4..9ffa3199 100644
--- a/src/rawmidi/rawmidi_hw.c
+++ b/src/rawmidi/rawmidi_hw.c
@@ -114,6 +114,12 @@ static int snd_rawmidi_hw_params(snd_rawmidi_t *rmidi, snd_rawmidi_params_t * pa
 		return -errno;
 	}
 	buf_reset(hw);
+	if (hw->buf &&
+	    ((params->mode & SNDRV_RAWMIDI_MODE_FRAMING_MASK) != SNDRV_RAWMIDI_MODE_FRAMING_TSTAMP)) {
+		free(hw->buf);
+		hw->buf = NULL;
+		hw->buf_size = 0;
+	}
 	return 0;
 }