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audio: ac97: add exit function

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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>
This commit is contained in:
Li Qiang 2016-12-14 18:30:21 -08:00 committed by Gerd Hoffmann
parent 069eb7b2b8
commit 12351a91da
1 changed files with 11 additions and 0 deletions
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11
hw/audio/ac97.c
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@ -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;