qemu/0044-audio-ac97-add-exit-function.patch
Cole Robinson eaa6ce4fe2 CVE-2016-7907: net: imx: infinite loop (bz #1381182)
CVE-2017-5525: audio: memory leakage in ac97 (bz #1414110)
CVE-2017-5526: audio: memory leakage in es1370 (bz #1414210)
CVE-2016-10155 watchdog: memory leakage in i6300esb (bz #1415200)
CVE-2017-5552: virtio-gpu-3d: memory leakage (bz #1415283)
CVE-2017-5578: virtio-gpu: memory leakage (bz #1415797)
CVE-2017-5667: sd: sdhci OOB access during multi block transfer (bz #1417560)
CVE-2017-5856: scsi: megasas: memory leakage (bz #1418344)
CVE-2017-5857: virtio-gpu-3d: host memory leakage in virgl_cmd_resource_unref (bz #1418383)
CVE-2017-5898: usb: integer overflow in emulated_apdu_from_guest (bz #1419700)
CVE-2017-5987: sd: infinite loop issue in multi block transfers (bz #1422001)
CVE-2017-6058: vmxnet3: OOB access when doing vlan stripping (bz #1423359)
CVE-2017-6505: usb: an infinite loop issue in ohci_service_ed_list (bz #1429434)
CVE-2017-2615: cirrus: oob access while doing bitblt copy backward (bz #1418206)
CVE-2017-2620: cirrus: potential arbitrary code execution (bz #1425419)
Fix spice GL with new mesa/libglvnd (bz #1431905)
2017-03-15 08:12:24 -04:00

50 lines
1.6 KiB
Diff

From: Li Qiang <liqiang6-s@360.cn>
Date: Wed, 14 Dec 2016 18:30:21 -0800
Subject: [PATCH] audio: ac97: add exit function
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
Currently the ac97 device emulation doesn't have a exit function,
hot unplug this device will leak some memory. Add a exit function to
avoid this.
Signed-off-by: Li Qiang <liqiang6-s@360.cn>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-id: 58520052.4825ed0a.27a71.6cae@mx.google.com
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
(cherry picked from commit 12351a91da97b414eec8cdb09f1d9f41e535a401)
---
hw/audio/ac97.c | 11 +++++++++++
1 file changed, 11 insertions(+)
diff --git a/hw/audio/ac97.c b/hw/audio/ac97.c
index cbd959e..c306575 100644
--- a/hw/audio/ac97.c
+++ b/hw/audio/ac97.c
@@ -1387,6 +1387,16 @@ static void ac97_realize(PCIDevice *dev, Error **errp)
ac97_on_reset (&s->dev.qdev);
}
+static void ac97_exit(PCIDevice *dev)
+{
+ AC97LinkState *s = DO_UPCAST(AC97LinkState, dev, dev);
+
+ AUD_close_in(&s->card, s->voice_pi);
+ AUD_close_out(&s->card, s->voice_po);
+ AUD_close_in(&s->card, s->voice_mc);
+ AUD_remove_card(&s->card);
+}
+
static int ac97_init (PCIBus *bus)
{
pci_create_simple (bus, -1, "AC97");
@@ -1404,6 +1414,7 @@ static void ac97_class_init (ObjectClass *klass, void *data)
PCIDeviceClass *k = PCI_DEVICE_CLASS (klass);
k->realize = ac97_realize;
+ k->exit = ac97_exit;
k->vendor_id = PCI_VENDOR_ID_INTEL;
k->device_id = PCI_DEVICE_ID_INTEL_82801AA_5;
k->revision = 0x01;