[PATCH 3/3 v2] usb: renesas_usbhs: inaccessible pipe is not an error

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Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@xxxxxxxxxxx>
---
 drivers/usb/renesas_usbhs/fifo.c |    5 ++++-
 1 files changed, 4 insertions(+), 1 deletions(-)

diff --git a/drivers/usb/renesas_usbhs/fifo.c b/drivers/usb/renesas_usbhs/fifo.c
index 0e23075..7493653 100644
--- a/drivers/usb/renesas_usbhs/fifo.c
+++ b/drivers/usb/renesas_usbhs/fifo.c
@@ -313,8 +313,11 @@ 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)
-- 
1.7.4.1

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