4aa328d7c1
Update to v2.8.0, including integration of SLE qemu package so we are "Factory First" again for SLE qemu. Includes some spec file tweaks/cleanups as well. A number of post v2.8.0 security fixes are also included. OBS-URL: https://build.opensuse.org/request/show/461715 OBS-URL: https://build.opensuse.org/package/show/Virtualization/qemu?expand=0&rev=329
42 lines
1.6 KiB
Diff
42 lines
1.6 KiB
Diff
From 07cbf6021a6ab8bf3756692379a9942bdfeb7e00 Mon Sep 17 00:00:00 2001
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From: Li Qiang <liq3ea@gmail.com>
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Date: Thu, 29 Dec 2016 03:11:26 -0500
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Subject: [PATCH] virtio-gpu-3d: fix memory leak in resource attach backing
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MIME-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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If the virgl_renderer_resource_attach_iov function fails the
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'res_iovs' will be leaked. Add check of the return value to
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free the 'res_iovs' when failing.
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Signed-off-by: Li Qiang <liq3ea@gmail.com>
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Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
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Message-id: 1482999086-59795-1-git-send-email-liq3ea@gmail.com
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Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
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(cherry picked from commit 33243031dad02d161225ba99d782616da133f689)
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[BR: CVE-2017-5552 BSC#1021195]
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Signed-off-by: Bruce Rogers <brogers@suse.com>
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---
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hw/display/virtio-gpu-3d.c | 7 +++++--
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1 file changed, 5 insertions(+), 2 deletions(-)
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diff --git a/hw/display/virtio-gpu-3d.c b/hw/display/virtio-gpu-3d.c
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index cdd03a47bd..f96a0c2e59 100644
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--- a/hw/display/virtio-gpu-3d.c
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+++ b/hw/display/virtio-gpu-3d.c
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@@ -291,8 +291,11 @@ static void virgl_resource_attach_backing(VirtIOGPU *g,
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return;
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}
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- virgl_renderer_resource_attach_iov(att_rb.resource_id,
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- res_iovs, att_rb.nr_entries);
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+ ret = virgl_renderer_resource_attach_iov(att_rb.resource_id,
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+ res_iovs, att_rb.nr_entries);
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+
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+ if (ret != 0)
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+ virtio_gpu_cleanup_mapping_iov(res_iovs, att_rb.nr_entries);
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}
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static void virgl_resource_detach_backing(VirtIOGPU *g,
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