From 3f6ac9fdfd3e751f2a8a67c236e2608d681f5682 Mon Sep 17 00:00:00 2001
From: Daniel Leung <daniel.leung@intel.com>
Date: Tue, 21 Jul 2020 14:00:14 -0700
Subject: [PATCH] arm: add include guard for offset files

MISRA-C directive 4.10 requires that files being included must
prevent itself from being included more than once. So add
include guards to the offset files, even though they are C
source files.

Signed-off-by: Daniel Leung <daniel.leung@intel.com>
---
 arch/arm/core/offsets/offsets_aarch32.c | 5 +++++
 arch/arm/core/offsets/offsets_aarch64.c | 5 +++++
 2 files changed, 10 insertions(+)

diff --git a/arch/arm/core/offsets/offsets_aarch32.c b/arch/arm/core/offsets/offsets_aarch32.c
index 4a93a0ac647..3ff2ecf15bb 100644
--- a/arch/arm/core/offsets/offsets_aarch32.c
+++ b/arch/arm/core/offsets/offsets_aarch32.c
@@ -22,6 +22,9 @@
  * completeness.
  */
 
+#ifndef _ARM_OFFSETS_INC_
+#define _ARM_OFFSETS_INC_
+
 #include <kernel.h>
 #include <kernel_arch_data.h>
 #include <kernel_offsets.h>
@@ -88,3 +91,5 @@ GEN_ABSOLUTE_SYM(_K_THREAD_NO_FLOAT_SIZEOF, sizeof(struct k_thread) -
 #else
 GEN_ABSOLUTE_SYM(_K_THREAD_NO_FLOAT_SIZEOF, sizeof(struct k_thread));
 #endif
+
+#endif /* _ARM_OFFSETS_INC_ */
diff --git a/arch/arm/core/offsets/offsets_aarch64.c b/arch/arm/core/offsets/offsets_aarch64.c
index de20eac416d..a107af70b17 100644
--- a/arch/arm/core/offsets/offsets_aarch64.c
+++ b/arch/arm/core/offsets/offsets_aarch64.c
@@ -22,8 +22,13 @@
  * completeness.
  */
 
+#ifndef _ARM_OFFSETS_INC_
+#define _ARM_OFFSETS_INC_
+
 #include <kernel.h>
 #include <kernel_arch_data.h>
 #include <kernel_offsets.h>
 
 GEN_OFFSET_SYM(_thread_arch_t, swap_return_value);
+
+#endif /* _ARM_OFFSETS_INC_ */