linux-kernel - bfs: rename should update ctime and mtime

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [day] [month] [year] [list]

Date:	Sun, 15 May 2016 21:04:11 +0100
From:	Salah Triki <salah.triki@....org>
To:	tigran@...azian.fsnet.co.uk
Cc:	salah.triki@....org, linux-kernel@...r.kernel.org
Subject: bfs: rename should update ctime and mtime

bfs_rename should update ctime and mtime on target, and mark the target
as dirty.

Signed-off-by: Salah Triki <salah.triki@....org>
---
 fs/bfs/dir.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/fs/bfs/dir.c b/fs/bfs/dir.c
index 3ec6113..da30bb7 100644
--- a/fs/bfs/dir.c
+++ b/fs/bfs/dir.c
@@ -254,6 +254,8 @@ static int bfs_rename(struct inode *old_dir, struct dentry *old_dentry,
 	if (new_inode) {
 		new_inode->i_ctime = CURRENT_TIME_SEC;
 		inode_dec_link_count(new_inode);
+		new_dir->i_ctime = new_dir->i_mtime = CURRENT_TIME_SEC;
+		mark_inode_dirty(new_dir);
 	}
 	mark_buffer_dirty_inode(old_bh, old_dir);
 	error = 0;
-- 
1.9.1