From 6b12b0c015460c1f0991498ee7da9e39510360bb Mon Sep 17 00:00:00 2001
From: Clemens Ladisch <clemens@ladisch.de>
Date: Fri, 13 May 2005 07:50:28 +0200
Subject: [PATCH] --- yaml --- r: 1569 b: refs/heads/master c:
 29b16931f936fdbcd78995e66d0f5626f3afbda8 h: refs/heads/master i:   1567:
 bf27d2bd4ca209628fc77b0289a9d12fa3745b56 v: v3

---
 [refs]                     | 2 +-
 trunk/sound/usb/usbaudio.c | 2 ++
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/[refs] b/[refs]
index da7e4d9b3ef8..1efb3aaee90c 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 50cdbf1519a891bec4ce306c7bae397a0d8e7246
+refs/heads/master: 29b16931f936fdbcd78995e66d0f5626f3afbda8
diff --git a/trunk/sound/usb/usbaudio.c b/trunk/sound/usb/usbaudio.c
index a6ed0d08337e..076da19a9e28 100644
--- a/trunk/sound/usb/usbaudio.c
+++ b/trunk/sound/usb/usbaudio.c
@@ -565,6 +565,8 @@ static int prepare_playback_urb(snd_usb_substream_t *subs,
 		/* set the buffer pointer */
 		urb->transfer_buffer = runtime->dma_area + subs->hwptr * stride;
 		subs->hwptr += offs;
+		if (subs->hwptr == runtime->buffer_size)
+			subs->hwptr = 0;
 	}
 	spin_unlock_irqrestore(&subs->lock, flags);
 	urb->transfer_buffer_length = offs * stride;