From 4ef85e0f697051829179c4fdeda1bd3f4166dc17 Mon Sep 17 00:00:00 2001
From: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Date: Sun, 3 Jul 2011 17:42:47 -0700
Subject: [PATCH] usb: renesas_usbhs: inaccessible pipe is not an error

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---
 drivers/usb/renesas_usbhs/fifo.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/drivers/usb/renesas_usbhs/fifo.c b/drivers/usb/renesas_usbhs/fifo.c
index 912ce62279a6..406893e4422b 100644
--- a/drivers/usb/renesas_usbhs/fifo.c
+++ b/drivers/usb/renesas_usbhs/fifo.c
@@ -316,8 +316,11 @@ static int usbhsf_pio_try_push(struct usbhs_pkt *pkt, int *is_done)
 		return 0;
 
 	ret = usbhs_pipe_is_accessible(pipe);
-	if (ret < 0)
+	if (ret < 0) {
+		/* inaccessible pipe is not an error */
+		ret = 0;
 		goto usbhs_fifo_write_busy;
+	}
 
 	ret = usbhsf_fifo_barrier(priv, fifo);
 	if (ret < 0)
-- 
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