1 files changed, 3 insertions, 1 deletions
diff --git a/ArmPkg/Library/CompilerIntrinsicsLib/memcpy_ms.c b/ArmPkg/Library/CompilerIntrinsicsLib/memcpy_ms.c
index 34feef5a4b..fe5b1d04c7 100644
--- a/ArmPkg/Library/CompilerIntrinsicsLib/memcpy_ms.c
+++ b/ArmPkg/Library/CompilerIntrinsicsLib/memcpy_ms.c
@@ -1,6 +1,7 @@
 //------------------------------------------------------------------------------
 //
 // Copyright (c) 2017, Pete Batard. All rights reserved.<BR>
+// Copyright (c) 2021, Arm Limited. All rights reserved.<BR>
 //
 // SPDX-License-Identifier: BSD-2-Clause-Patent
 //
@@ -20,8 +21,9 @@ void* memcpy(void *dest, const void *src, size_t n)
   unsigned char *d = dest;
   unsigned char const *s = src;
 
-  while (n--)
+  while (n-- != 0) {
     *d++ = *s++;
+  }
 
   return dest;
 }