selinux: prevent rentry into the FS

BUG fix.  Keep us from re-entering the fs when we aren't supposed to.

See discussion at
http://marc.info/?t=120716967100004&r=1&w=2

Signed-off-by: Josef Bacik <jbacik@redhat.com>
Acked-by: Stephen Smalley <sds@tycho.nsa.gov>
Signed-off-by: James Morris <jmorris@namei.org>
This commit is contained in:
Josef Bacik 2008-04-04 09:35:05 +11:00 committed by James Morris
parent 9597362d35
commit a02fe13297

View File

@ -180,7 +180,7 @@ static int inode_alloc_security(struct inode *inode)
struct task_security_struct *tsec = current->security;
struct inode_security_struct *isec;
isec = kmem_cache_zalloc(sel_inode_cache, GFP_KERNEL);
isec = kmem_cache_zalloc(sel_inode_cache, GFP_NOFS);
if (!isec)
return -ENOMEM;
@ -2429,7 +2429,7 @@ static int selinux_inode_init_security(struct inode *inode, struct inode *dir,
return -EOPNOTSUPP;
if (name) {
namep = kstrdup(XATTR_SELINUX_SUFFIX, GFP_KERNEL);
namep = kstrdup(XATTR_SELINUX_SUFFIX, GFP_NOFS);
if (!namep)
return -ENOMEM;
*name = namep;