From: Gonglei <arei.gong...@huawei.com>
Prevent out-of-bounds array access on
acpi_pcihp_pci_status.
Signed-off-by: Gonglei <arei.gong...@huawei.com>
Reviewed-by: Peter Crosthwaite <peter.crosthwa...@xilinx.com>
Reviewed-by: Michael S. Tsirkin <m...@redhat.com>
Signed-off-by: Michael S. Tsirkin <m...@redhat.com>
Cc: qemu-sta...@nongnu.org
Reviewed-by: Marcel Apfelbaum <mar...@redhat.com>
(cherry picked from commit fa365d7cd11185237471823a5a33d36765454e16)
Signed-off-by: Michael Roth <mdr...@linux.vnet.ibm.com>
---
hw/acpi/pcihp.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/hw/acpi/pcihp.c b/hw/acpi/pcihp.c
index fae663a..34dedf1 100644
--- a/hw/acpi/pcihp.c
+++ b/hw/acpi/pcihp.c
@@ -231,7 +231,7 @@ static uint64_t pci_read(void *opaque, hwaddr addr,
unsigned int size)
uint32_t val = 0;
int bsel = s->hotplug_select;
- if (bsel < 0 || bsel > ACPI_PCIHP_MAX_HOTPLUG_BUS) {
+ if (bsel < 0 || bsel >= ACPI_PCIHP_MAX_HOTPLUG_BUS) {
return 0;
}
--
1.9.1
