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SUSE:SLE-12-SP2:GA
qemu-testsuite.15027
0127-usb-xhci-fix-memory-leak-in-usb_xhc.patch
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File 0127-usb-xhci-fix-memory-leak-in-usb_xhc.patch of Package qemu-testsuite.15027
From c34efb078a3c995bdfdba36b37adb82c0eb19b23 Mon Sep 17 00:00:00 2001 From: Li Qiang <liqiang6-s@360.cn> Date: Tue, 13 Sep 2016 03:20:03 -0700 Subject: [PATCH] usb:xhci:fix memory leak in usb_xhci_exit If the xhci uses msix, it doesn't free the corresponding memory, thus leading a memory leak. This patch avoid this. Signed-off-by: Li Qiang <liqiang6-s@360.cn> Message-id: 57d7d2e0.d4301c0a.d13e9.9a55@mx.google.com Signed-off-by: Gerd Hoffmann <kraxel@redhat.com> (cherry picked from commit b53dd4495ced2432a0b652ea895e651d07336f7e) [BR: CVE-2016-7466 BSC#1000345] Signed-off-by: Bruce Rogers <brogers@suse.com> --- hw/usb/hcd-xhci.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/hw/usb/hcd-xhci.c b/hw/usb/hcd-xhci.c index ba15ae0019..1af68ad86e 100644 --- a/hw/usb/hcd-xhci.c +++ b/hw/usb/hcd-xhci.c @@ -3687,8 +3687,7 @@ static void usb_xhci_exit(PCIDevice *dev) /* destroy msix memory region */ if (dev->msix_table && dev->msix_pba && dev->msix_entry_used) { - memory_region_del_subregion(&xhci->mem, &dev->msix_table_mmio); - memory_region_del_subregion(&xhci->mem, &dev->msix_pba_mmio); + msix_uninit(dev, &xhci->mem, &xhci->mem); } usb_bus_release(&xhci->bus);
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