From: Philippe Mathieu-Daudé <philmd@redhat.com>
Date: Sat, 22 Feb 2020 17:12:09 +0000 (+0100)
Subject: hw/display: Let devices own the MemoryRegion they create
X-Git-Tag: v5.0.0-rc0~28^2~7
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=b9fc4f6e6218439684abbae863bbcb2ecef9201e;p=thirdparty%2Fqemu.git

hw/display: Let devices own the MemoryRegion they create

Avoid orphan memory regions being added in the /unattached QOM
container.

This commit was produced with the Coccinelle script
scripts/coccinelle/memory-region-housekeeping.cocci.

Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
---

diff --git a/hw/display/g364fb.c b/hw/display/g364fb.c
index 55185c95c61..adcba96e34f 100644
--- a/hw/display/g364fb.c
+++ b/hw/display/g364fb.c
@@ -477,7 +477,8 @@ static void g364fb_init(DeviceState *dev, G364State *s)
 
     s->con = graphic_console_init(dev, 0, &g364fb_ops, s);
 
-    memory_region_init_io(&s->mem_ctrl, NULL, &g364fb_ctrl_ops, s, "ctrl", 0x180000);
+    memory_region_init_io(&s->mem_ctrl, OBJECT(dev), &g364fb_ctrl_ops, s,
+                          "ctrl", 0x180000);
     memory_region_init_ram_ptr(&s->mem_vram, NULL, "vram",
                                s->vram_size, s->vram);
     vmstate_register_ram(&s->mem_vram, dev);
diff --git a/hw/display/macfb.c b/hw/display/macfb.c
index 8bff16d535f..b68faff4bb0 100644
--- a/hw/display/macfb.c
+++ b/hw/display/macfb.c
@@ -362,8 +362,8 @@ static void macfb_common_realize(DeviceState *dev, MacfbState *s, Error **errp)
         return;
     }
 
-    memory_region_init_io(&s->mem_ctrl, NULL, &macfb_ctrl_ops, s, "macfb-ctrl",
-                          0x1000);
+    memory_region_init_io(&s->mem_ctrl, OBJECT(dev), &macfb_ctrl_ops, s,
+                          "macfb-ctrl", 0x1000);
 
     memory_region_init_ram_nomigrate(&s->mem_vram, OBJECT(s), "macfb-vram",
                                      MACFB_VRAM_SIZE, errp);