From: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Date: Mon, 1 Feb 2021 12:47:20 +0000 (+0900)
Subject: usb: renesas_usbhs: Clear pipe running flag in usbhs_pkt_pop()
X-Git-Tag: v4.19.175~26
X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=a028b7c0962d356f20841ffa2e7ed83baf55aca1;p=users%2Fdwmw2%2Flinux.git

usb: renesas_usbhs: Clear pipe running flag in usbhs_pkt_pop()

commit 9917f0e3cdba7b9f1a23f70e3f70b1a106be54a8 upstream.

Should clear the pipe running flag in usbhs_pkt_pop(). Otherwise,
we cannot use this pipe after dequeue was called while the pipe was
running.

Fixes: 8355b2b3082d ("usb: renesas_usbhs: fix the behavior of some usbhs_pkt_handle")
Reported-by: Tho Vu <tho.vu.wh@renesas.com>
Signed-off-by: Yoshihiro Shimoda <yoshihiro.shimoda.uh@renesas.com>
Link: https://lore.kernel.org/r/1612183640-8898-1-git-send-email-yoshihiro.shimoda.uh@renesas.com
Cc: stable <stable@vger.kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/usb/renesas_usbhs/fifo.c b/drivers/usb/renesas_usbhs/fifo.c
index aeb53ec5cc6ab..6b92a57382db3 100644
--- a/drivers/usb/renesas_usbhs/fifo.c
+++ b/drivers/usb/renesas_usbhs/fifo.c
@@ -126,6 +126,7 @@ struct usbhs_pkt *usbhs_pkt_pop(struct usbhs_pipe *pipe, struct usbhs_pkt *pkt)
 		}
 
 		usbhs_pipe_clear_without_sequence(pipe, 0, 0);
+		usbhs_pipe_running(pipe, 0);
 
 		__usbhsf_pkt_del(pkt);
 	}