This is a note to let you know that I've just added the patch titled usb: dwc3: gadget: always cleanup all TRBs to the 4.7-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-dwc3-gadget-always-cleanup-all-trbs.patch and it can be found in the queue-4.7 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. >From 7c705dfe2ebe731c8fd068623b6b4df2d3512c08 Mon Sep 17 00:00:00 2001 From: Felipe Balbi <felipe.balbi@xxxxxxxxxxxxxxx> Date: Wed, 10 Aug 2016 12:35:30 +0300 Subject: usb: dwc3: gadget: always cleanup all TRBs From: Felipe Balbi <felipe.balbi@xxxxxxxxxxxxxxx> commit 7c705dfe2ebe731c8fd068623b6b4df2d3512c08 upstream. If we stop earlier due to short packet, we will not be able to giveback all TRBs. Cc: Brian E Rogers <brian.e.rogers@xxxxxxxxx> Signed-off-by: Felipe Balbi <felipe.balbi@xxxxxxxxxxxxxxx> Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx> --- drivers/usb/dwc3/gadget.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/drivers/usb/dwc3/gadget.c +++ b/drivers/usb/dwc3/gadget.c @@ -1969,7 +1969,7 @@ static int __dwc3_cleanup_done_trbs(stru s_pkt = 1; } - if (s_pkt) + if (s_pkt && !chain) return 1; if ((event->status & DEPEVT_STATUS_LST) && (trb->ctrl & (DWC3_TRB_CTRL_LST | Patches currently in stable-queue which might be from felipe.balbi@xxxxxxxxxxxxxxx are queue-4.7/usb-dwc3-pci-add-intel-kabylake-pci-id.patch queue-4.7/usb-misc-usbtest-usbtest_do_ioctl-may-return-positive-integer.patch queue-4.7/usb-renesas_usbhs-fix-receiving-data-corrupt-on-r-car-gen3-with-dmac.patch queue-4.7/usb-renesas_usbhs-clear-the-brdysts-in-usbhsg_ep_enable.patch queue-4.7/usb-gadget-fix-gadgetfs-aio-support.patch queue-4.7/usb-dwc3-gadget-always-cleanup-all-trbs.patch queue-4.7/usb-renesas_usbhs-use-dmac-only-if-the-pipe-type-is-bulk.patch queue-4.7/usb-gadget-fsl_qe_udc-off-by-one-in-setup_received_handle.patch queue-4.7/usb-dwc3-gadget-fix-for-short-pkts-during-chained-xfers.patch queue-4.7/usb-dwc3-gadget-increment-request-actual-once.patch -- To unsubscribe from this list: send the line "unsubscribe stable" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html