1 files changed, 3 insertions, 3 deletions

diff --git a/include/xen/interface/callback.h b/include/xen/interface/callback.h
index 4aadcba31af9..2ae3cd243264 100644
--- a/include/xen/interface/callback.h
+++ b/include/xen/interface/callback.h
@@ -82,9 +82,9 @@
  */
 #define CALLBACKOP_register                0
 struct callback_register {
-    uint16_t type;
-    uint16_t flags;
-    struct xen_callback address;
+        uint16_t type;
+        uint16_t flags;
+        xen_callback_t address;
 };
 
 /*