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Re: [Qemu-devel] [PATCH] pcie: Fix bug in pcie_ext_cap_set_next


From: Michael S. Tsirkin
Subject: Re: [Qemu-devel] [PATCH] pcie: Fix bug in pcie_ext_cap_set_next
Date: Tue, 25 Dec 2012 14:18:20 +0200

On Tue, Dec 18, 2012 at 10:36:29PM +0100, Knut Omang wrote:
> Upper 16 bits of the PCIe Extended Capability Header was truncated during 
> update,
> also breaking pcie_add_capability.
> 
> Signed-off-by: Knut Omang <address@hidden>

Applied, thanks.

> ---
>  hw/pcie.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/hw/pcie.c b/hw/pcie.c
> index 7c92f19..fa260af 100644
> --- a/hw/pcie.c
> +++ b/hw/pcie.c
> @@ -494,7 +494,7 @@ uint16_t pcie_find_capability(PCIDevice *dev, uint16_t 
> cap_id)
>  
>  static void pcie_ext_cap_set_next(PCIDevice *dev, uint16_t pos, uint16_t 
> next)
>  {
> -    uint16_t header = pci_get_long(dev->config + pos);
> +    uint32_t header = pci_get_long(dev->config + pos);
>      assert(!(next & (PCI_EXT_CAP_ALIGN - 1)));
>      header = (header & ~PCI_EXT_CAP_NEXT_MASK) |
>          ((next << PCI_EXT_CAP_NEXT_SHIFT) & PCI_EXT_CAP_NEXT_MASK);
> -- 
> 1.7.11.7
> 



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