From: Masahiro Yamada <yamada.masahiro@socionext.com>
Date: Tue, 20 Aug 2019 01:10:35 +0900
Subject: bpf: add include guard to tnum.h
Patch-mainline: v5.4-rc1
Git-commit: 69ecfdaa534943efd95ee12b53fbb0f344e42e7e
References: bsc#1177028

Add a header include guard just in case.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Acked-by: Gary Lin <glin@suse.com>
---
 include/linux/tnum.h |    6 ++++++
 1 file changed, 6 insertions(+)

--- a/include/linux/tnum.h
+++ b/include/linux/tnum.h
@@ -5,6 +5,10 @@
  * propagate the unknown bits such that the tnum result represents all the
  * possible results for possible values of the operands.
  */
+
+#ifndef _LINUX_TNUM_H
+#define _LINUX_TNUM_H
+
 #include <linux/types.h>
 
 struct tnum {
@@ -81,3 +85,5 @@ bool tnum_in(struct tnum a, struct tnum
 int tnum_strn(char *str, size_t size, struct tnum a);
 /* Format a tnum as tristate binary expansion */
 int tnum_sbin(char *str, size_t size, struct tnum a);
+
+#endif /* _LINUX_TNUM_H */