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 390271a459495076861195073863ed3e32447f54..9ffa31992607f4f0066f66b5e4215247f5b7070a 100644 (file)
--- 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;
 }