make convert_delimiter use strchr instead of open-coding it

Take advantage of accelerated strchr() on arches that support it.

Also, no caller ever passes in a NULL pointer. Get rid of the unneeded
NULL pointer check.

Signed-off-by: Jeff Layton <jlayton@redhat.com>
Signed-off-by: Steve French <smfrench@gmail.com>

1 files changed, 4 insertions, 9 deletions

diff --git a/fs/cifs/cifsglob.h b/fs/cifs/cifsglob.h
index 052d85b333f3..74a07b604ffd 100644
--- a/fs/cifs/cifsglob.h
+++ b/fs/cifs/cifsglob.h
@@ -1064,21 +1064,16 @@ static inline char CIFS_DIR_SEP(const struct cifs_sb_info *cifs_sb)
 static inline void
 convert_delimiter(char *path, char delim)
 {
-        int i;
-        char old_delim;
-
-        if (path == NULL)
-                return;
+        char old_delim, *pos;
 
         if (delim == '/')
                 old_delim = '\\';
         else
                 old_delim = '/';
 
-        for (i = 0; path[i] != '\0'; i++) {
-                if (path[i] == old_delim)
-                        path[i] = delim;
-        }
+        pos = path;
+        while ((pos = strchr(pos, old_delim)))
+                *pos = delim;
 }
 
 #ifdef CONFIG_CIFS_STATS