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[Qemu-devel] Re: [PATCH 2/3] pci init: fail qemu if devfn exceeding the
From: |
Ken CC |
Subject: |
[Qemu-devel] Re: [PATCH 2/3] pci init: fail qemu if devfn exceeding the max devices number supported on bus |
Date: |
Tue, 24 Aug 2010 14:51:33 +0800 |
User-agent: |
Mutt/1.5.20 (2009-06-14) |
broken thread, please ignore.
On Tue, Aug 24, 2010 at 02:33:51PM +0800, Ken CC wrote:
> assert(devfn < PCIBUS_MAX_DEVICES)
>
> Signed-off-by: Ken CC <address@hidden>
> ---
> hw/pci.c | 1 +
> 1 files changed, 1 insertions(+), 0 deletions(-)
>
> diff --git a/hw/pci.c b/hw/pci.c
> index 02019a1..1e804da 100644
> --- a/hw/pci.c
> +++ b/hw/pci.c
> @@ -747,6 +747,7 @@ static PCIDevice *do_pci_register_device(PCIDevice
> *pci_dev, PCIBus *bus,
> PCIConfigWriteFunc *config_write,
> bool is_bridge)
> {
> + assert(devfn < PCIBUS_MAX_DEVICES);
> if (devfn < 0) {
> for(devfn = bus->devfn_min ; devfn < ARRAY_SIZE(bus->devices);
> devfn += PCI_FUNC_MAX) {
>
> --
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--