From 885248c8ee824fafabd56a915ce0b941e4380631 Mon Sep 17 00:00:00 2001
From: Dave Rodgman <dave.rodgman@arm.com>
Date: Wed, 17 Jan 2024 11:06:31 +0000
Subject: [PATCH] Add header guards

Signed-off-by: Dave Rodgman <dave.rodgman@arm.com>
---
 library/ctr.h | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/library/ctr.h b/library/ctr.h
index a6b84cdeb..aa48fb9e7 100644
--- a/library/ctr.h
+++ b/library/ctr.h
@@ -7,6 +7,9 @@
  *  SPDX-License-Identifier: Apache-2.0 OR GPL-2.0-or-later
  */
 
+#ifndef MBEDTLS_CTR_H
+#define MBEDTLS_CTR_H
+
 #include "common.h"
 
 /**
@@ -28,3 +31,5 @@ static inline void mbedtls_ctr_increment_counter(uint8_t n[16])
         }
     }
 }
+
+#endif /* MBEDTLS_CTR_H */