cpu_register_io_memory() supports individual function pointers
being NULL, not the structure itself. Create and pass the
right thing.
Signed-off-by: Alex Williamson <alex.williamson@xxxxxxxxxx>
---
hw/device-assignment.c | 4 +++-
1 files changed, 3 insertions(+), 1 deletions(-)
diff --git a/hw/device-assignment.c b/hw/device-assignment.c
index c56870e..c26ff6d 100644
--- a/hw/device-assignment.c
+++ b/hw/device-assignment.c
@@ -233,6 +233,8 @@ static CPUReadMemoryFunc * const slow_bar_read[] = {
&slow_bar_readl
};
+static CPUWriteMemoryFunc * const slow_bar_null_write[] = {NULL, NULL, NULL};
+
static void assigned_dev_iomem_map_slow(PCIDevice *pci_dev, int region_num,
pcibus_t e_phys, pcibus_t e_size,
int type)
@@ -244,7 +246,7 @@ static void assigned_dev_iomem_map_slow(PCIDevice *pci_dev, int region_num,
DEBUG("%s", "slow map\n");
if (region_num == PCI_ROM_SLOT)
- m = cpu_register_io_memory(slow_bar_read, NULL, region);
+ m = cpu_register_io_memory(slow_bar_read, slow_bar_null_write, region);
else
m = cpu_register_io_memory(slow_bar_read, slow_bar_write, region);
cpu_register_physical_memory(e_phys, e_size, m);
--
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