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From 1a353074ec2bc18c3f9dd0a56e5febb2cdc1892c Mon Sep 17 00:00:00 2001
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From: Gerd Hoffmann <kraxel@redhat.com>
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Date: Fri, 11 Jul 2014 14:20:45 +0200
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Subject: [PATCH 11/43] xhci: Fix memory leak on xhci_disable_ep
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Message-id: <1405088470-24115-13-git-send-email-kraxel@redhat.com>
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Patchwork-id: 59821
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O-Subject: [RHEL-7.1 qemu-kvm PATCH 12/37] xhci: Fix memory leak on xhci_disable_ep
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Bugzilla: 980833
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RH-Acked-by: Dr. David Alan Gilbert (git) <dgilbert@redhat.com>
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RH-Acked-by: Miroslav Rezanina <mrezanin@redhat.com>
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RH-Acked-by: Laszlo Ersek <lersek@redhat.com>
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From: Hans de Goede <hdegoede@redhat.com>
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The USBPacket-s in the transfers need to be cleaned up so that the memory
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allocated by the iovec in there gets freed.
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Signed-off-by: Hans de Goede <hdegoede@redhat.com>
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Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
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(cherry picked from commit b21da4e504fbdb907543a918b190783dc896d8e1)
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---
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hw/usb/hcd-xhci.c | 5 +++++
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1 file changed, 5 insertions(+)
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Signed-off-by: Miroslav Rezanina <mrezanin@redhat.com>
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---
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hw/usb/hcd-xhci.c | 5 +++++
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1 file changed, 5 insertions(+)
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diff --git a/hw/usb/hcd-xhci.c b/hw/usb/hcd-xhci.c
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index 56145a5..bb3bba3 100644
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--- a/hw/usb/hcd-xhci.c
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+++ b/hw/usb/hcd-xhci.c
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@@ -1382,6 +1382,7 @@ static TRBCCode xhci_disable_ep(XHCIState *xhci, unsigned int slotid,
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{
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XHCISlot *slot;
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XHCIEPContext *epctx;
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+ int i;
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trace_usb_xhci_ep_disable(slotid, epid);
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assert(slotid >= 1 && slotid <= xhci->numslots);
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@@ -1402,6 +1403,10 @@ static TRBCCode xhci_disable_ep(XHCIState *xhci, unsigned int slotid,
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xhci_free_streams(epctx);
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}
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+ for (i = 0; i < ARRAY_SIZE(epctx->transfers); i++) {
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+ usb_packet_cleanup(&epctx->transfers[i].packet);
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+ }
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+
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xhci_set_ep_state(xhci, epctx, NULL, EP_DISABLED);
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qemu_free_timer(epctx->kick_timer);
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--
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1.8.3.1
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