memory: add owner argument to initialization functions

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
diff --git a/hw/misc/omap_gpmc.c b/hw/misc/omap_gpmc.c
index 91adb66..2047274 100644
--- a/hw/misc/omap_gpmc.c
+++ b/hw/misc/omap_gpmc.c
@@ -413,7 +413,7 @@
      * constant), the mask should cause wrapping of the address space, so
      * that the same memory becomes accessible at every <i>size</i> bytes
      * starting from <i>base</i>.  */
-    memory_region_init(&f->container, "omap-gpmc-file", size);
+    memory_region_init(&f->container, NULL, "omap-gpmc-file", size);
     memory_region_add_subregion(&f->container, 0,
                                 omap_gpmc_cs_memregion(s, cs));
     memory_region_add_subregion(get_system_memory(), base,
@@ -826,7 +826,7 @@
     struct omap_gpmc_s *s = (struct omap_gpmc_s *)
             g_malloc0(sizeof(struct omap_gpmc_s));
 
-    memory_region_init_io(&s->iomem, &omap_gpmc_ops, s, "omap-gpmc", 0x1000);
+    memory_region_init_io(&s->iomem, NULL, &omap_gpmc_ops, s, "omap-gpmc", 0x1000);
     memory_region_add_subregion(get_system_memory(), base, &s->iomem);
 
     s->irq = irq;
@@ -843,14 +843,14 @@
      * guest-requested size.
      */
     for (cs = 0; cs < 8; cs++) {
-        memory_region_init_io(&s->cs_file[cs].nandiomem,
+        memory_region_init_io(&s->cs_file[cs].nandiomem, NULL,
                               &omap_nand_ops,
                               &s->cs_file[cs],
                               "omap-nand",
                               256 * 1024 * 1024);
     }
 
-    memory_region_init_io(&s->prefetch.iomem, &omap_prefetch_ops, s,
+    memory_region_init_io(&s->prefetch.iomem, NULL, &omap_prefetch_ops, s,
                           "omap-gpmc-prefetch", 256 * 1024 * 1024);
     return s;
 }