Steve Ratcliffe <steve@parabola.demon.co.uk>

There is a bug in the alsa-lib remove events function.

diff --git a/src/seq/seq.c b/src/seq/seq.c
index b9a1a628d2bb0fd26d09191bf0bf8012a075a084..20de7c62207de0771463da0656f595cbf7ddbd69 100644 (file)
--- a/src/seq/seq.c
+++ b/src/seq/seq.c
@@ -795,10 +795,9 @@ int snd_seq_remove_events(snd_seq_t *seq, snd_seq_remove_events_t *rmp)
                                len = snd_seq_event_length(ev);
 
                                if (remove_match(rmp, ev)) {
-
                                        /* Remove event */
-                                       memcpy(ep, ep + len, len);
                                        seq->obufused -= len;
+                                       memmove(ep, ep + len, seq->obufused - (seq->obuf - ep));
                                } else {
                                        ep += len;
                                }