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Diffstat (limited to 'hw/usb/dev-mtp.c')
-rw-r--r--hw/usb/dev-mtp.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/hw/usb/dev-mtp.c b/hw/usb/dev-mtp.c
index 15a2243101..c61c0e0878 100644
--- a/hw/usb/dev-mtp.c
+++ b/hw/usb/dev-mtp.c
@@ -28,6 +28,7 @@
 #include "migration/vmstate.h"
 #include "desc.h"
 #include "qemu/units.h"
+#include "qom/object.h"
 
 /* ----------------------------------------------------------------------- */
 
@@ -237,7 +238,8 @@ typedef struct {
 } QEMU_PACKED ObjectInfo;
 
 #define TYPE_USB_MTP "usb-mtp"
-#define USB_MTP(obj) OBJECT_CHECK(MTPState, (obj), TYPE_USB_MTP)
+DECLARE_INSTANCE_CHECKER(MTPState, USB_MTP,
+                         TYPE_USB_MTP)
 
 #define QEMU_STORAGE_ID 0x00010001