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>

1 files changed, 4 insertions, 1 deletions

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)