[PATCH 2/3] parisc/serial: Add include guard to asm/serial.h

[Thorsten Blum]

Add an include guard and remove the stale filename comment while at it.

Signed-off-by: Thorsten Blum <thorsten.blum@xxxxxxxxx>
---
 arch/parisc/include/asm/serial.h | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/arch/parisc/include/asm/serial.h b/arch/parisc/include/asm/serial.h
index d9fd3f78d31f..4f0df8e10a4f 100644
--- a/arch/parisc/include/asm/serial.h
+++ b/arch/parisc/include/asm/serial.h
@@ -1,5 +1,6 @@
-/*
- * include/asm-parisc/serial.h
- */
+#ifndef _ASM_PARISC_SERIAL_H
+#define _ASM_PARISC_SERIAL_H
 
 #include <asm-generic/serial.h>
+
+#endif /* _ASM_PARISC_SERIAL_H */