[PATCH] xen/arm64: efibind: fix MISRA C 2012 Directive 4.10 violation

[Xenia Ragiadakou <burzalodowa@xxxxxxxxx>]

Prevent header file from being included more than once by adding ifndef guard.

Signed-off-by: Xenia Ragiadakou <burzalodowa@xxxxxxxxx>
---
 xen/arch/arm/include/asm/arm64/efibind.h | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/xen/arch/arm/include/asm/arm64/efibind.h 
b/xen/arch/arm/include/asm/arm64/efibind.h
index 2b0bf40bf2..cdbedf99d2 100644
--- a/xen/arch/arm/include/asm/arm64/efibind.h
+++ b/xen/arch/arm/include/asm/arm64/efibind.h
@@ -17,6 +17,9 @@ Revision History
 
 --*/
 
+#ifndef __ASM_ARM64_EFIBIND_H__
+#define __ASM_ARM64_EFIBIND_H__
+
 #ifndef __GNUC__
 #pragma pack()
 #endif
@@ -205,6 +208,8 @@ typedef uint64_t   UINTN;
 
 #endif
 
+#endif /* __ASM_ARM64_EFIBIND_H__ */
+
 /*
  * Local variables:
  * mode: C
-- 
2.34.1