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 PHC | |
Open Source and information security mailing list archives
| ||
|
Date: Wed, 31 May 2017 01:14:55 -0700 From: Tahsin Erdogan <tahsin@...gle.com> To: Jan Kara <jack@...e.com>, Theodore Ts'o <tytso@....edu>, Andreas Dilger <adilger.kernel@...ger.ca>, Dave Kleikamp <shaggy@...nel.org>, Alexander Viro <viro@...iv.linux.org.uk>, Mark Fasheh <mfasheh@...sity.com>, Joel Becker <jlbec@...lplan.org>, Jens Axboe <axboe@...com>, Deepa Dinamani <deepa.kernel@...il.com>, Mike Christie <mchristi@...hat.com>, Fabian Frederick <fabf@...net.be>, linux-ext4@...r.kernel.org Cc: linux-kernel@...r.kernel.org, jfs-discussion@...ts.sourceforge.net, linux-fsdevel@...r.kernel.org, ocfs2-devel@....oracle.com, reiserfs-devel@...r.kernel.org, Tahsin Erdogan <tahsin@...gle.com> Subject: [PATCH 06/28] ext4: ea_inode owner should be the same as the inode owner Quota charging is based on the ownership of the inode. Currently, the xattr inode owner is set to the caller which may be different from the parent inode owner. This is inconsistent with how quota is charged for xattr block and regular data block writes. Signed-off-by: Tahsin Erdogan <tahsin@...gle.com> --- fs/ext4/xattr.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/fs/ext4/xattr.c b/fs/ext4/xattr.c index 8e123533315f..32ad2f2870e9 100644 --- a/fs/ext4/xattr.c +++ b/fs/ext4/xattr.c @@ -826,6 +826,7 @@ static struct inode *ext4_xattr_inode_create(handle_t *handle, struct inode *inode) { struct inode *ea_inode = NULL; + uid_t owner[2] = { i_uid_read(inode), i_gid_read(inode) }; int err; /* @@ -833,7 +834,7 @@ static struct inode *ext4_xattr_inode_create(handle_t *handle, * in the same group, or nearby one. */ ea_inode = ext4_new_inode(handle, inode->i_sb->s_root->d_inode, - S_IFREG | 0600, NULL, inode->i_ino + 1, NULL, + S_IFREG | 0600, NULL, inode->i_ino + 1, owner, EXT4_EA_INODE_FL); if (!IS_ERR(ea_inode)) { ea_inode->i_op = &ext4_file_inode_operations; -- 2.13.0.219.gdb65acc882-goog
Powered by blists - more mailing lists