memory: add opaque parameter to memory_region_init_rom_device()

The MemoryRegionOps callbacks expect it.

Signed-off-by: Avi Kivity <avi@redhat.com>

memory.c

diff --git a/memory.c b/memory.c
index b91c5da..1491a39 100644
--- a/memory.c
+++ b/memory.c
@@ -962,12 +962,14 @@
 
 void memory_region_init_rom_device(MemoryRegion *mr,
                                    const MemoryRegionOps *ops,
+                                   void *opaque,
                                    DeviceState *dev,
                                    const char *name,
                                    uint64_t size)
 {
     memory_region_init(mr, name, size);
     mr->ops = ops;
+    mr->opaque = opaque;
     mr->terminates = true;
     mr->destructor = memory_region_destructor_rom_device;
     mr->ram_addr = qemu_ram_alloc(dev, name, size);

memory.h

diff --git a/memory.h b/memory.h
index 0553cc7..06b83ae 100644
--- a/memory.h
+++ b/memory.h
@@ -235,6 +235,7 @@
  */
 void memory_region_init_rom_device(MemoryRegion *mr,
                                    const MemoryRegionOps *ops,
+                                   void *opaque,
                                    DeviceState *dev, /* FIXME: layering violation */
                                    const char *name,
                                    uint64_t size);