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pci_bridge: manually destroy memory regions within PCIBridgeWindows 

The regions are destroyed and recreated on configuration space accesses.
We need to destroy them before the containing PCIBridgeWindows object
is freed.

Reported-by: Gonglei <arei.gonglei@huawei.com>
Reported-by: Knut Omang <knut.omang@oracle.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Paolo Bonzini 2014-08-20 17:50:05 +02:00 committed by Michael S. Tsirkin
parent 288d332202
commit 9f6b2f1c64
1 changed files with 6 additions and 0 deletions
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6
hw/pci/pci_bridge.c
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@ -219,6 +219,12 @@ static void pci_bridge_region_del(PCIBridge *br, PCIBridgeWindows *w)
static void pci_bridge_region_cleanup(PCIBridge *br, PCIBridgeWindows *w)
{
object_unparent(OBJECT(&w->alias_io));
object_unparent(OBJECT(&w->alias_mem));
object_unparent(OBJECT(&w->alias_pref_mem));
object_unparent(OBJECT(&w->alias_vga[QEMU_PCI_VGA_IO_LO]));
object_unparent(OBJECT(&w->alias_vga[QEMU_PCI_VGA_IO_HI]));
object_unparent(OBJECT(&w->alias_vga[QEMU_PCI_VGA_MEM]));
g_free(w);
}