Fix an off-by-one error in feed_monotostereo16() that caused the

first sample in the buffer to be ignored. The bug caused a repetitive
glitch in one of the stereo channels when playing mono sound on
configurations that use the monotostereo16 feeder.

Reviewed by:	orion

1 files changed, 1 insertions, 1 deletions

diff --git a/sys/dev/sound/pcm/feeder_fmt.c b/sys/dev/sound/pcm/feeder_fmt.c
index 286903f3..f0c5d28 100644
--- a/sys/dev/sound/pcm/feeder_fmt.c
+++ b/sys/dev/sound/pcm/feeder_fmt.c
@@ -291,7 +291,7 @@ feed_monotostereo16(struct pcm_feeder *f, struct pcm_channel *c, u_int8_t *b, u_
 
 	j = k - 1;
 	i = j * 2 + 1;
-	while (i > 3 && j >= 1) {
+	while (i >= 3 && j >= 1) {
 		x = b[j--];
 		y = b[j--];
 		b[i--] = x;