[PATCH 30/31] sound: Make static

[Roel Kluin]

Sparse asked whether these could be static.

Signed-off-by: Roel Kluin <roel.kluin@xxxxxxxxx>
---
 sound/usb/usx2y/usb_stream.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/sound/usb/usx2y/usb_stream.c b/sound/usb/usx2y/usb_stream.c
index ff23cc1..70b9635 100644
--- a/sound/usb/usx2y/usb_stream.c
+++ b/sound/usb/usx2y/usb_stream.c
@@ -276,7 +276,8 @@ static void subs_set_complete(struct urb **urbs, void (*complete)(struct urb *))
 	}
 }
 
-int usb_stream_prepare_playback(struct usb_stream_kernel *sk, struct urb *inurb)
+static int usb_stream_prepare_playback(struct usb_stream_kernel *sk,
+		struct urb *inurb)
 {
 	struct usb_stream *s = sk->s;
 	struct urb *io;

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