From: jjohansen@suse.de
To: akpm@linux-foundation.org
Cc: linux-kernel@vger.kernel.org,
linux-security-module@vger.kernel.org,
linux-fsdevel@vger.kernel.org, Tony Jones <tonyj@suse.de>,
Andreas Gruenbacher <agruen@suse.de>,
John Johansen <jjohansen@suse.de>
Subject: [AppArmor 27/44] Add a struct vfsmount parameter to vfs_removexattr()
Date: Tue, 26 Jun 2007 16:08:23 -0700 [thread overview]
Message-ID: <20070626231044.534664935@suse.de> (raw)
In-Reply-To: 20070626230756.519733902@suse.de
[-- Attachment #1: vfs-removexattr.diff --]
[-- Type: text/plain, Size: 3364 bytes --]
The vfsmount will be passed down to the LSM hook so that LSMs can compute
pathnames.
Signed-off-by: Tony Jones <tonyj@suse.de>
Signed-off-by: Andreas Gruenbacher <agruen@suse.de>
Signed-off-by: John Johansen <jjohansen@suse.de>
---
fs/nfsd/vfs.c | 7 ++++---
fs/xattr.c | 12 ++++++------
include/linux/xattr.h | 2 +-
3 files changed, 11 insertions(+), 10 deletions(-)
--- a/fs/nfsd/vfs.c
+++ b/fs/nfsd/vfs.c
@@ -1957,6 +1957,7 @@ nfsd_get_posix_acl(struct svc_fh *fhp, i
int
nfsd_set_posix_acl(struct svc_fh *fhp, int type, struct posix_acl *acl)
{
+ struct vfsmount *mnt;
struct inode *inode = fhp->fh_dentry->d_inode;
char *name;
void *value = NULL;
@@ -1989,14 +1990,14 @@ nfsd_set_posix_acl(struct svc_fh *fhp, i
} else
size = 0;
+ mnt = fhp->fh_export->ex_mnt;
if (size)
- error = vfs_setxattr(fhp->fh_dentry, fhp->fh_export->ex_mnt,
- name, value, size,0);
+ error = vfs_setxattr(fhp->fh_dentry, mnt, name, value, size,0);
else {
if (!S_ISDIR(inode->i_mode) && type == ACL_TYPE_DEFAULT)
error = 0;
else {
- error = vfs_removexattr(fhp->fh_dentry, name);
+ error = vfs_removexattr(fhp->fh_dentry, mnt, name);
if (error == -ENODATA)
error = 0;
}
--- a/fs/xattr.c
+++ b/fs/xattr.c
@@ -165,7 +165,7 @@ vfs_listxattr(struct dentry *dentry, str
EXPORT_SYMBOL_GPL(vfs_listxattr);
int
-vfs_removexattr(struct dentry *dentry, char *name)
+vfs_removexattr(struct dentry *dentry, struct vfsmount *mnt, char *name)
{
struct inode *inode = dentry->d_inode;
int error;
@@ -438,7 +438,7 @@ sys_flistxattr(int fd, char __user *list
* Extended attribute REMOVE operations
*/
static long
-removexattr(struct dentry *d, char __user *name)
+removexattr(struct dentry *dentry, struct vfsmount *mnt, char __user *name)
{
int error;
char kname[XATTR_NAME_MAX + 1];
@@ -449,7 +449,7 @@ removexattr(struct dentry *d, char __use
if (error < 0)
return error;
- return vfs_removexattr(d, kname);
+ return vfs_removexattr(dentry, mnt, kname);
}
asmlinkage long
@@ -461,7 +461,7 @@ sys_removexattr(char __user *path, char
error = user_path_walk(path, &nd);
if (error)
return error;
- error = removexattr(nd.dentry, name);
+ error = removexattr(nd.dentry, nd.mnt, name);
path_release(&nd);
return error;
}
@@ -475,7 +475,7 @@ sys_lremovexattr(char __user *path, char
error = user_path_walk_link(path, &nd);
if (error)
return error;
- error = removexattr(nd.dentry, name);
+ error = removexattr(nd.dentry, nd.mnt, name);
path_release(&nd);
return error;
}
@@ -492,7 +492,7 @@ sys_fremovexattr(int fd, char __user *na
return error;
dentry = f->f_path.dentry;
audit_inode(NULL, dentry->d_inode);
- error = removexattr(dentry, name);
+ error = removexattr(dentry, f->f_path.mnt, name);
fput(f);
return error;
}
--- a/include/linux/xattr.h
+++ b/include/linux/xattr.h
@@ -52,7 +52,7 @@ ssize_t vfs_listxattr(struct dentry *d,
size_t size);
int vfs_setxattr(struct dentry *, struct vfsmount *, char *, void *, size_t,
int);
-int vfs_removexattr(struct dentry *, char *);
+int vfs_removexattr(struct dentry *, struct vfsmount *, char *);
ssize_t generic_getxattr(struct dentry *dentry, const char *name, void *buffer, size_t size);
ssize_t generic_listxattr(struct dentry *dentry, char *buffer, size_t buffer_size);
--
next prev parent reply other threads:[~2007-06-26 23:20 UTC|newest]
Thread overview: 76+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-06-26 23:07 [AppArmor 00/44] AppArmor security module overview jjohansen
2007-06-26 23:07 ` [AppArmor 01/44] Pass struct vfsmount to the inode_create LSM hook jjohansen
2007-06-30 9:29 ` Christoph Hellwig
2007-07-03 22:28 ` Andreas Gruenbacher
2007-06-26 23:07 ` [AppArmor 02/44] Pass struct path down to remove_suid and children jjohansen
2007-06-26 23:07 ` [AppArmor 03/44] Add a vfsmount parameter to notify_change() jjohansen
2007-06-26 23:08 ` [AppArmor 04/44] Pass struct vfsmount to the inode_setattr LSM hook jjohansen
2007-06-26 23:08 ` [AppArmor 05/44] Add struct vfsmount parameter to vfs_mkdir() jjohansen
2007-06-26 23:08 ` [AppArmor 06/44] Pass struct vfsmount to the inode_mkdir LSM hook jjohansen
2007-06-26 23:08 ` [AppArmor 07/44] Add a struct vfsmount parameter to vfs_mknod() jjohansen
2007-06-26 23:08 ` [AppArmor 08/44] Pass struct vfsmount to the inode_mknod LSM hook jjohansen
2007-06-26 23:08 ` [AppArmor 09/44] Add a struct vfsmount parameter to vfs_symlink() jjohansen
2007-06-26 23:08 ` [AppArmor 10/44] Pass struct vfsmount to the inode_symlink LSM hook jjohansen
2007-06-26 23:08 ` [AppArmor 11/44] Pass struct vfsmount to the inode_readlink " jjohansen
2007-06-26 23:08 ` [AppArmor 12/44] Add struct vfsmount parameters to vfs_link() jjohansen
2007-06-26 23:08 ` [AppArmor 13/44] Pass the struct vfsmounts to the inode_link LSM hook jjohansen
2007-06-26 23:08 ` [AppArmor 14/44] Add a struct vfsmount parameter to vfs_rmdir() jjohansen
2007-06-26 23:08 ` [AppArmor 15/44] Pass struct vfsmount to the inode_rmdir LSM hook jjohansen
2007-06-26 23:08 ` [AppArmor 16/44] Call lsm hook before unhashing dentry in vfs_rmdir() jjohansen
2007-06-26 23:08 ` [AppArmor 17/44] Add a struct vfsmount parameter to vfs_unlink() jjohansen
2007-06-26 23:08 ` [AppArmor 18/44] Pass struct vfsmount to the inode_unlink LSM hook jjohansen
2007-06-26 23:08 ` [AppArmor 19/44] Add struct vfsmount parameters to vfs_rename() jjohansen
2007-06-26 23:08 ` [AppArmor 20/44] Pass struct vfsmount to the inode_rename LSM hook jjohansen
2007-06-26 23:08 ` [AppArmor 21/44] Add a struct vfsmount parameter to vfs_setxattr() jjohansen
2007-06-26 23:08 ` [AppArmor 22/44] Pass struct vfsmount to the inode_setxattr LSM hook jjohansen
2007-06-26 23:08 ` [AppArmor 23/44] Add a struct vfsmount parameter to vfs_getxattr() jjohansen
2007-06-26 23:08 ` [AppArmor 25/44] Add a struct vfsmount parameter to vfs_listxattr() jjohansen
2007-06-26 23:08 ` [AppArmor 26/44] Pass struct vfsmount to the inode_listxattr LSM hook jjohansen
2007-06-26 23:08 ` jjohansen [this message]
2007-06-26 23:08 ` [AppArmor 28/44] Pass struct vfsmount to the inode_removexattr " jjohansen
2007-06-26 23:08 ` [AppArmor 29/44] Fix __d_path() for lazy unmounts and make it unambiguous jjohansen
2007-06-26 23:08 ` [AppArmor 30/44] Make d_path() consistent across mount operations jjohansen
2007-06-26 23:08 ` [AppArmor 32/44] Enable LSM hooks to distinguish operations on file descriptors from operations on pathnames jjohansen
2007-06-28 16:12 ` James Morris
2007-06-28 18:15 ` Andreas Gruenbacher
2007-07-03 13:49 ` Stephen Smalley
2007-07-03 20:01 ` Andreas Gruenbacher
2007-06-26 23:08 ` [AppArmor 33/44] Pass struct file down the inode_*xattr security LSM hooks jjohansen
2007-06-26 23:08 ` [AppArmor 34/44] Factor out sysctl pathname code jjohansen
2007-06-26 23:08 ` [AppArmor 35/44] Allow permission functions to tell between parent and leaf checks jjohansen
2007-06-26 23:08 ` [AppArmor 36/44] Export audit subsystem for use by modules jjohansen
2007-06-26 23:08 ` [AppArmor 37/44] AppArmor: Main Part jjohansen
2007-06-26 23:08 ` [AppArmor 38/44] AppArmor: Module and LSM hooks jjohansen
2007-06-26 23:08 ` [AppArmor 39/44] AppArmor: Profile loading and manipulation, pathname matching jjohansen
2007-06-26 23:08 ` [AppArmor 40/44] AppArmor: all the rest jjohansen
2007-06-26 23:08 ` [AppArmor 41/44] Add AppArmor LSM to security/Makefile jjohansen
2007-06-26 23:08 ` [AppArmor 42/44] Switch to vfs_permission() in do_path_lookup() jjohansen
2007-06-26 23:08 ` [AppArmor 43/44] Switch to vfs_permission() in sys_fchdir() jjohansen
2007-06-26 23:08 ` [AppArmor 44/44] Fix file_permission() jjohansen
2007-06-26 23:52 ` [AppArmor 00/44] AppArmor security module overview Andrew Morton
2007-06-27 2:24 ` John Johansen
2007-06-27 2:47 ` Andrew Morton
2007-06-27 6:43 ` John Johansen
2007-06-27 15:11 ` Adrian Bunk
2007-06-27 21:06 ` Crispin Cowan
2007-06-27 21:29 ` Sean
2007-06-27 22:46 ` Crispin Cowan
2007-06-27 23:05 ` David Miller
2007-06-28 0:27 ` Casey Schaufler
2007-06-28 0:34 ` David Miller
2007-06-28 10:23 ` Alan Cox
2007-06-28 13:50 ` Bill O'Donnell
2007-06-28 11:27 ` Tilman Schmidt
2007-06-28 12:48 ` Adrian Bunk
2007-06-27 22:41 ` Andreas Dilger
2007-07-02 16:45 ` Eric W. Biederman
2007-07-02 19:31 ` Casey Schaufler
2007-07-02 20:15 ` Christoph Hellwig
2007-07-02 21:09 ` Casey Schaufler
2007-07-03 16:33 ` Andreas Gruenbacher
2007-06-29 18:06 ` Pavel Machek
2007-07-03 6:20 ` Dave Jones
2007-06-27 10:58 ` Kyle Moffett
2007-06-27 13:37 ` Andreas Gruenbacher
2007-06-27 0:32 ` [AppArmor 24/44] Pass struct vfsmount to the inode_getxattr LSM hook jjohansen
2007-06-27 0:32 ` [AppArmor 31/44] Add d_namespace_path() to compute namespace relative pathnames jjohansen
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