1 files changed, 5 insertions, 1 deletions
diff --git a/hw/net/vmxnet3_defs.h b/hw/net/vmxnet3_defs.h
index 6c19d29b12..65780c576d 100644
--- a/hw/net/vmxnet3_defs.h
+++ b/hw/net/vmxnet3_defs.h
@@ -12,9 +12,11 @@
  *
  * This work is licensed under the terms of the GNU GPL, version 2.
  * See the COPYING file in the top-level directory.
- *
  */
 
+#ifndef HW_NET_VMXNET3_DEFS_H
+#define HW_NET_VMXNET3_DEFS_H
+
 #include "net/net.h"
 #include "hw/net/vmxnet3.h"
 
@@ -131,3 +133,5 @@ typedef struct {
         /* Compatibility flags for migration */
         uint32_t compat_flags;
 } VMXNET3State;
+
+#endif