@@ -1141,7 +1141,7 @@ static const MemoryRegionOps vfio_rom_ops = {
static void vfio_pci_size_rom(VFIODevice *vdev)
{
- uint32_t orig, size = (uint32_t)PCI_ROM_ADDRESS_MASK;
+ uint32_t orig, size = cpu_to_le32((uint32_t)PCI_ROM_ADDRESS_MASK);
off_t offset = vdev->config_offset + PCI_ROM_ADDRESS;
char name[32];
@@ -1163,7 +1163,7 @@ static void vfio_pci_size_rom(VFIODevice *vdev)
return;
}
- size = ~(size & PCI_ROM_ADDRESS_MASK) + 1;
+ size = ~(le32_to_cpu(size) & PCI_ROM_ADDRESS_MASK) + 1;
if (!size) {
return;
VFIO is always little endian so do byte swapping of our mask on the way in and byte swapping of the size on the way out. Signed-off-by: Alex Williamson <alex.williamson@redhat.com> Reported-by: Alexey Kardashevskiy <aik@ozlabs.ru> --- hw/misc/vfio.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-)