pcihp: fix possible array out of bounds
Prevent out-of-bounds array access on
acpi_pcihp_pci_status.
Signed-off-by: Gonglei <arei.gonglei@huawei.com>
Reviewed-by: Peter Crosthwaite <peter.crosthwaite@xilinx.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Cc: qemu-stable@nongnu.org
Reviewed-by: Marcel Apfelbaum <marcel@redhat.com>
(cherry picked from commit fa365d7cd1)
Signed-off-by: Michael Roth <mdroth@linux.vnet.ibm.com>
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@ -231,7 +231,7 @@ static uint64_t pci_read(void *opaque, hwaddr addr, unsigned int size)
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uint32_t val = 0;
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int bsel = s->hotplug_select;
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if (bsel < 0 || bsel > ACPI_PCIHP_MAX_HOTPLUG_BUS) {
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if (bsel < 0 || bsel >= ACPI_PCIHP_MAX_HOTPLUG_BUS) {
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return 0;
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}
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