From: Kuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Date: Mon, 4 Jul 2011 00:42:47 +0000 (-0700)
Subject: usb: renesas_usbhs: inaccessible pipe is not an error
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=4ef85e0f697051829179c4fdeda1bd3f4166dc17;p=linux-beck.git

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>
---

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)