--- pcm_rate.c.orig	2004-07-24 03:19:41.000000000 +0200
+++ pcm_rate.c	2004-07-24 03:20:41.000000000 +0200
@@ -630,6 +638,8 @@
 	recalc(pcm, &sparams->avail_min);
 	rate->orig_avail_min = sparams->avail_min;
 	recalc(pcm, &sparams->xfer_align);
+	if (sparams->xfer_align==0)
+		sparams->xfer_align=1;
 	recalc(pcm, &sparams->start_threshold);
 	if (sparams->start_threshold <= slave->buffer_size) {
 		if (sparams->start_threshold > (slave->buffer_size / sparams->avail_min) * sparams->avail_min)