On 1/29/21 8:28 PM, Paolo Bonzini wrote:
> get_image_size() returns an int64_t, which pci_add_option_rom() assigns
> to an "int" without any range checking.  A 32-bit BAR could be up to
> 2 GiB in size, so reject anything above it.  In order to accomodate
> a rounded-up size of 2 GiB, change pci_patch_ids's size argument
> to unsigned.
> 
> Signed-off-by: Paolo Bonzini <pbonz...@redhat.com>
> ---
>  hw/pci/pci.c | 9 +++++++--
>  1 file changed, 7 insertions(+), 2 deletions(-)

Reviewed-by: Philippe Mathieu-Daudé <phi...@redhat.com>


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