f2fs: convert is_extension_exist() to return bool type

is_extension_exist() only return two values, 0 or 1.
So there is no need to use int type.

Signed-off-by: Yangtao Li <frank.li@vivo.com>
Reviewed-by: Chao Yu <chao@kernel.org>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>

diff --git a/fs/f2fs/namei.c b/fs/f2fs/namei.c
index 11fc4c8036a9df064562e9d68065912a381a6c87..ad597b417fea5e8bd0f90eba8a47a2e59bb4fdb2 100644 (file)
--- a/fs/f2fs/namei.c
+++ b/fs/f2fs/namei.c
@@ -22,7 +22,7 @@
 #include "acl.h"
 #include <trace/events/f2fs.h>
 
-static inline int is_extension_exist(const unsigned char *s, const char *sub,
+static inline bool is_extension_exist(const unsigned char *s, const char *sub,
                                                bool tmp_ext)
 {
        size_t slen = strlen(s);
@@ -30,19 +30,19 @@ static inline int is_extension_exist(const unsigned char *s, const char *sub,
        int i;
 
        if (sublen == 1 && *sub == '*')
-               return 1;
+               return true;
 
        /*
         * filename format of multimedia file should be defined as:
         * "filename + '.' + extension + (optional: '.' + temp extension)".
         */
        if (slen < sublen + 2)
-               return 0;
+               return false;
 
        if (!tmp_ext) {
                /* file has no temp extension */
                if (s[slen - sublen - 1] != '.')
-                       return 0;
+                       return false;
                return !strncasecmp(s + slen - sublen, sub, sublen);
        }
 
@@ -50,10 +50,10 @@ static inline int is_extension_exist(const unsigned char *s, const char *sub,
                if (s[i] != '.')
                        continue;
                if (!strncasecmp(s + i + 1, sub, sublen))
-                       return 1;
+                       return true;
        }
 
-       return 0;
+       return false;
 }
 
 int f2fs_update_extension_list(struct f2fs_sb_info *sbi, const char *name,