TOMOYO: Remove unused parameter.

TOMOYO 2.2.0 does not check argv[] and envp[] upon execve().
We don't need to pass "struct tomoyo_page_buffer".

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

3 files changed, 3 insertions, 7 deletions

diff --git a/security/tomoyo/domain.c b/security/tomoyo/domain.c
index 34bb641c6743..eb75401fd6b0 100644
--- a/security/tomoyo/domain.c
+++ b/security/tomoyo/domain.c
@@ -721,7 +721,7 @@ int tomoyo_find_next_domain(struct linux_binprm *bprm,
         }
 
         /* Check execute permission. */
-        retval = tomoyo_check_exec_perm(old_domain, &r, tmp);
+        retval = tomoyo_check_exec_perm(old_domain, &r);
         if (retval < 0)
                 goto out;
 
diff --git a/security/tomoyo/file.c b/security/tomoyo/file.c
index a67f9e61ee60..ab0cd3538510 100644
--- a/security/tomoyo/file.c
+++ b/security/tomoyo/file.c
@@ -1012,13 +1012,11 @@ int tomoyo_check_file_perm(struct tomoyo_domain_info *domain,
  *
  * @domain:   Pointer to "struct tomoyo_domain_info".
  * @filename: Check permission for "execute".
- * @tmp:      Buffer for temporary use.
  *
  * Returns 0 on success, negativevalue otherwise.
  */
 int tomoyo_check_exec_perm(struct tomoyo_domain_info *domain,
-                           const struct tomoyo_path_info *filename,
-                           struct tomoyo_page_buffer *tmp)
+                           const struct tomoyo_path_info *filename)
 {
         const u8 mode = tomoyo_check_flags(domain, TOMOYO_MAC_FOR_FILE);
 
diff --git a/security/tomoyo/tomoyo.h b/security/tomoyo/tomoyo.h
index f12d5ada7dcb..0fd588a629cf 100644
--- a/security/tomoyo/tomoyo.h
+++ b/security/tomoyo/tomoyo.h
@@ -17,13 +17,11 @@ struct path;
 struct inode;
 struct linux_binprm;
 struct pt_regs;
-struct tomoyo_page_buffer;
 
 int tomoyo_check_file_perm(struct tomoyo_domain_info *domain,
                            const char *filename, const u8 perm);
 int tomoyo_check_exec_perm(struct tomoyo_domain_info *domain,
-                           const struct tomoyo_path_info *filename,
-                           struct tomoyo_page_buffer *buf);
+                           const struct tomoyo_path_info *filename);
 int tomoyo_check_open_permission(struct tomoyo_domain_info *domain,
                                  struct path *path, const int flag);
 int tomoyo_check_1path_perm(struct tomoyo_domain_info *domain,