linux-kernel - [PATCH (for 3.15) 5/5] LSM: Remove duplicated rename handling.

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Message-Id: <201405122225.CIE09825.MFHOtOOSQVFFLJ@I-love.SAKURA.ne.jp>
Date:	Mon, 12 May 2014 22:25:54 +0900
From:	Tetsuo Handa <penguin-kernel@...ove.SAKURA.ne.jp>
To:	miklos@...redi.hu, jmorris@...ei.org, john.johansen@...onical.com,
	selinux@...ho.nsa.gov
Cc:	linux-security-module@...r.kernel.org,
	linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org,
	torvalds@...ux-foundation.org
Subject: [PATCH (for 3.15) 5/5] LSM: Remove duplicated rename handling.

>>From 479d305929c4ef600de99948f42ed633b24458b0 Mon Sep 17 00:00:00 2001
From: Tetsuo Handa <penguin-kernel@...ove.SAKURA.ne.jp>
Date: Mon, 12 May 2014 22:02:30 +0900
Subject: [PATCH (for 3.15) 5/5] LSM: Remove duplicated rename handling.

Since all LSM modules are now ready to handle the rename flags,
security_inode_rename() and security_path_rename() no longer need to
call each LSM module with reversed arguments.

Signed-off-by: Tetsuo Handa <penguin-kernel@...ove.SAKURA.ne.jp>
---
 security/security.c |   18 ------------------
 1 files changed, 0 insertions(+), 18 deletions(-)

diff --git a/security/security.c b/security/security.c
index 81d7ffe..fbc4968 100644
--- a/security/security.c
+++ b/security/security.c
@@ -439,15 +439,6 @@ int security_path_rename(struct path *old_dir, struct dentry *old_dentry,
 	if (unlikely(IS_PRIVATE(old_dentry->d_inode) ||
 		     (new_dentry->d_inode && IS_PRIVATE(new_dentry->d_inode))))
 		return 0;
-
-	if (flags & RENAME_EXCHANGE) {
-		int err = security_ops->path_rename(new_dir, new_dentry,
-						    old_dir, old_dentry,
-						    flags);
-		if (err)
-			return err;
-	}
-
 	return security_ops->path_rename(old_dir, old_dentry, new_dir,
 					 new_dentry, flags);
 }
@@ -540,15 +531,6 @@ int security_inode_rename(struct inode *old_dir, struct dentry *old_dentry,
         if (unlikely(IS_PRIVATE(old_dentry->d_inode) ||
             (new_dentry->d_inode && IS_PRIVATE(new_dentry->d_inode))))
 		return 0;
-
-	if (flags & RENAME_EXCHANGE) {
-		int err = security_ops->inode_rename(new_dir, new_dentry,
-						     old_dir, old_dentry,
-						     flags);
-		if (err)
-			return err;
-	}
-
 	return security_ops->inode_rename(old_dir, old_dentry,
 					  new_dir, new_dentry, flags);
 }
-- 
1.7.1
--
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