TOMOYO: Remove next_domain from tomoyo_find_next_domain().

We can update bprm->cred->security inside tomoyo_find_next_domain().

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

1 files changed, 5 insertions, 5 deletions

diff --git a/security/tomoyo/domain.c b/security/tomoyo/domain.c
index e68b1052354b..fcf52accce2b 100644
--- a/security/tomoyo/domain.c
+++ b/security/tomoyo/domain.c
@@ -786,13 +786,11 @@ struct tomoyo_domain_info *tomoyo_find_or_assign_new_domain(const char *
 /**
  * tomoyo_find_next_domain - Find a domain.
  *
- * @bprm:           Pointer to "struct linux_binprm".
- * @next_domain:    Pointer to pointer to "struct tomoyo_domain_info".
+ * @bprm: Pointer to "struct linux_binprm".
  *
  * Returns 0 on success, negative value otherwise.
  */
-int tomoyo_find_next_domain(struct linux_binprm *bprm,
-                            struct tomoyo_domain_info **next_domain)
+int tomoyo_find_next_domain(struct linux_binprm *bprm)
 {
         /*
          * This function assumes that the size of buffer returned by
@@ -914,9 +912,11 @@ int tomoyo_find_next_domain(struct linux_binprm *bprm,
                 tomoyo_set_domain_flag(old_domain, false,
                                        TOMOYO_DOMAIN_FLAGS_TRANSITION_FAILED);
  out:
+        if (!domain)
+                domain = old_domain;
+        bprm->cred->security = domain;
         tomoyo_free(real_program_name);
         tomoyo_free(symlink_program_name);
-        *next_domain = domain ? domain : old_domain;
         tomoyo_free(tmp);
         return retval;
 }