[PATCH] firmware: arm_scmi: add include guard to linux/scmi_protocol.h

[Masahiro Yamada]

Add a header include guard just in case.

Signed-off-by: Masahiro Yamada <yamada.masahiro@xxxxxxxxxxxxx>
---

 include/linux/scmi_protocol.h | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/include/linux/scmi_protocol.h b/include/linux/scmi_protocol.h
index 9ff2e9357e9a..8a840e644907 100644
--- a/include/linux/scmi_protocol.h
+++ b/include/linux/scmi_protocol.h
@@ -4,6 +4,10 @@
  *
  * Copyright (C) 2018 ARM Ltd.
  */
+
+#ifndef _LINUX_SCMI_PROTOCOL_H
+#define _LINUX_SCMI_PROTOCOL_H
+
 #include <linux/device.h>
 #include <linux/types.h>
 
@@ -288,3 +292,5 @@ static inline void scmi_driver_unregister(struct scmi_driver *driver) {}
 typedef int (*scmi_prot_init_fn_t)(struct scmi_handle *);
 int scmi_protocol_register(int protocol_id, scmi_prot_init_fn_t fn);
 void scmi_protocol_unregister(int protocol_id);
+
+#endif /* _LINUX_SCMI_PROTOCOL_H */
-- 
2.17.1