linux-ext4 - [PATCH 1/4] linux/parser.h: add include guards

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Date:   Tue, 12 May 2020 16:32:48 -0700
From:   Eric Biggers <ebiggers@...nel.org>
To:     linux-fscrypt@...r.kernel.org
Cc:     linux-ext4@...r.kernel.org, linux-f2fs-devel@...ts.sourceforge.net,
        Jaegeuk Kim <jaegeuk@...nel.org>,
        "Theodore Y . Ts'o" <tytso@....edu>,
        Daniel Rosenberg <drosen@...gle.com>
Subject: [PATCH 1/4] linux/parser.h: add include guards

From: Eric Biggers <ebiggers@...gle.com>

<linux/parser.h> is missing include guards.  Add them.

This is needed to allow declaring a function in <linux/fscrypt.h> that
takes a substring_t parameter.

Signed-off-by: Eric Biggers <ebiggers@...gle.com>
---
 include/linux/parser.h | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/include/linux/parser.h b/include/linux/parser.h
index 12fc3482f5fc7a..89e2b23fb888e8 100644
--- a/include/linux/parser.h
+++ b/include/linux/parser.h
@@ -7,7 +7,8 @@
  * but could potentially be used anywhere else that simple option=arg
  * parsing is required.
  */
-
+#ifndef _LINUX_PARSER_H
+#define _LINUX_PARSER_H
 
 /* associates an integer enumerator with a pattern string. */
 struct match_token {
@@ -34,3 +35,5 @@ int match_hex(substring_t *, int *result);
 bool match_wildcard(const char *pattern, const char *str);
 size_t match_strlcpy(char *, const substring_t *, size_t);
 char *match_strdup(const substring_t *);
+
+#endif /* _LINUX_PARSER_H */
-- 
2.26.2