diff --git a/arch/arm64/include/asm/neon.h b/arch/arm64/include/asm/neon.h
index ad4cdc966c0f69ac524952caf996e8b4a99b14d2..5368bd04fe7b73945f57afd7b4c3d6cd691fecc6 100644
--- a/arch/arm64/include/asm/neon.h
+++ b/arch/arm64/include/asm/neon.h
@@ -8,6 +8,9 @@
  * published by the Free Software Foundation.
  */
 
+#ifndef __ASM_NEON_H
+#define __ASM_NEON_H
+
 #include <linux/types.h>
 #include <asm/fpsimd.h>
 
@@ -17,3 +20,5 @@
 
 void kernel_neon_begin_partial(u32 num_regs);
 void kernel_neon_end(void);
+
+#endif /* ! __ASM_NEON_H */