From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail.linuxfoundation.org ([140.211.169.12]:47316 "EHLO mail.linuxfoundation.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754145AbdJILcx (ORCPT ); Mon, 9 Oct 2017 07:32:53 -0400 Subject: Patch "usb: gadget: udc: renesas_usb3: fix for no-data control transfer" has been added to the 4.9-stable tree To: yoshihiro.shimoda.uh@renesas.com, felipe.balbi@linux.intel.com, gregkh@linuxfoundation.org Cc: , From: Date: Mon, 09 Oct 2017 13:32:20 +0200 Message-ID: <1507548740115242@kroah.com> MIME-Version: 1.0 Content-Type: text/plain; charset=ANSI_X3.4-1968 Content-Transfer-Encoding: 8bit Sender: stable-owner@vger.kernel.org List-ID: This is a note to let you know that I've just added the patch titled usb: gadget: udc: renesas_usb3: fix for no-data control transfer to the 4.9-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: usb-gadget-udc-renesas_usb3-fix-for-no-data-control-transfer.patch and it can be found in the queue-4.9 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let know about it. >>From 4dcf4bab4a409e81284b8202137e4a85b96b34de Mon Sep 17 00:00:00 2001 From: Yoshihiro Shimoda Date: Mon, 25 Sep 2017 17:01:23 +0900 Subject: usb: gadget: udc: renesas_usb3: fix for no-data control transfer From: Yoshihiro Shimoda commit 4dcf4bab4a409e81284b8202137e4a85b96b34de upstream. When bRequestType & USB_DIR_IN is false and req.length is 0 in control transfer, since it means non-data, this driver should not set the mode as control write. So, this patch fixes it. Fixes: 746bfe63bba3 ("usb: gadget: renesas_usb3: add support for Renesas USB3.0 peripheral controller") Signed-off-by: Yoshihiro Shimoda Signed-off-by: Felipe Balbi Signed-off-by: Greg Kroah-Hartman --- drivers/usb/gadget/udc/renesas_usb3.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) --- a/drivers/usb/gadget/udc/renesas_usb3.c +++ b/drivers/usb/gadget/udc/renesas_usb3.c @@ -991,7 +991,8 @@ static void usb3_start_pipe0(struct rene usb3_set_p0_con_for_ctrl_read_data(usb3); } else { usb3_clear_bit(usb3, P0_MOD_DIR, USB3_P0_MOD); - usb3_set_p0_con_for_ctrl_write_data(usb3); + if (usb3_req->req.length) + usb3_set_p0_con_for_ctrl_write_data(usb3); } usb3_p0_xfer(usb3_ep, usb3_req); Patches currently in stable-queue which might be from yoshihiro.shimoda.uh@renesas.com are queue-4.9/usb-gadget-udc-renesas_usb3-fix-return-value-of-usb3_write_pipe.patch queue-4.9/usb-gadget-udc-renesas_usb3-fix-pn_rammap.pn_mpkt-value.patch queue-4.9/usb-renesas_usbhs-fix-usbhsf_fifo_clear-for-rx-direction.patch queue-4.9/usb-gadget-udc-renesas_usb3-fix-for-no-data-control-transfer.patch queue-4.9/usb-renesas_usbhs-fix-the-bclr-setting-condition-for-non-dcp-pipe.patch