TOMOYO: Merge functions.

Embed tomoyo_path_number_perm2() into tomoyo_path_number_perm().

Signed-off-by: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>
Signed-off-by: James Morris <jmorris@namei.org>

diff --git a/security/tomoyo/file.c b/security/tomoyo/file.c
index 67e65c7..de87c45 100644 (file)
--- a/security/tomoyo/file.c
+++ b/security/tomoyo/file.c
@@ -265,14 +265,6 @@ static int tomoyo_audit_path_number_log(struct tomoyo_request_info *r)
                                 tomoyo_file_pattern(filename), buffer);
 }
 
-static int tomoyo_update_path2_acl(const u8 type, const char *filename1,
-                                  const char *filename2,
-                                  struct tomoyo_domain_info *const domain,
-                                  const bool is_delete);
-static int tomoyo_update_path_acl(const u8 type, const char *filename,
-                                 struct tomoyo_domain_info *const domain,
-                                 const bool is_delete);
-
 /*
  * tomoyo_globally_readable_list is used for holding list of pathnames which
  * are by default allowed to be open()ed for reading by any process.
@@ -1045,37 +1037,6 @@ static int tomoyo_update_path_number_acl(const u8 type, const char *filename,
        return error;
 }
 
-/**
- * tomoyo_path_number_perm2 - Check permission for "create", "mkdir", "mkfifo", "mksock", "ioctl", "chmod", "chown", "chgrp".
- *
- * @r:        Pointer to "strct tomoyo_request_info".
- * @filename: Filename to check.
- * @number:   Number.
- *
- * Returns 0 on success, negative value otherwise.
- *
- * Caller holds tomoyo_read_lock().
- */
-static int tomoyo_path_number_perm2(struct tomoyo_request_info *r,
-                                   const u8 type,
-                                   const struct tomoyo_path_info *filename,
-                                   const unsigned long number)
-{
-       int error;
-
-       if (!filename)
-               return 0;
-       r->param_type = TOMOYO_TYPE_PATH_NUMBER_ACL;
-       r->param.path_number.operation = type;
-       r->param.path_number.filename = filename;
-       r->param.path_number.number = number;
-       do {
-               tomoyo_check_acl(r, tomoyo_check_path_number_acl);
-               error = tomoyo_audit_path_number_log(r);
-       } while (error == TOMOYO_RETRY_REQUEST);
-       return error;
-}
-
 /**
  * tomoyo_path_number_perm - Check permission for "create", "mkdir", "mkfifo", "mksock", "ioctl", "chmod", "chown", "chgrp".
  *
@@ -1101,9 +1062,16 @@ int tomoyo_path_number_perm(const u8 type, struct path *path,
                goto out;
        if (type == TOMOYO_TYPE_MKDIR)
                tomoyo_add_slash(&buf);
-       error = tomoyo_path_number_perm2(&r, type, &buf, number);
- out:
+       r.param_type = TOMOYO_TYPE_PATH_NUMBER_ACL;
+       r.param.path_number.operation = type;
+       r.param.path_number.filename = &buf;
+       r.param.path_number.number = number;
+       do {
+               tomoyo_check_acl(&r, tomoyo_check_path_number_acl);
+               error = tomoyo_audit_path_number_log(&r);
+       } while (error == TOMOYO_RETRY_REQUEST);
        kfree(buf.name);
+ out:
        tomoyo_read_unlock(idx);
        if (r.mode != TOMOYO_CONFIG_ENFORCING)
                error = 0;