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authorJames Morris <jmorris@namei.org>2008-07-10 17:02:07 +0900
committerJames Morris <jmorris@namei.org>2008-07-14 15:04:06 +1000
commit6f0f0fd496333777d53daff21a4e3b28c4d03a6d (patch)
tree202de67376fce2547b44ae5b016d6424c3c7409c /security/selinux
parent93cbace7a058bce7f99319ef6ceff4b78cf45051 (diff)
downloadtalos-op-linux-6f0f0fd496333777d53daff21a4e3b28c4d03a6d.tar.gz
talos-op-linux-6f0f0fd496333777d53daff21a4e3b28c4d03a6d.zip
security: remove register_security hook
The register security hook is no longer required, as the capability module is always registered. LSMs wishing to stack capability as a secondary module should do so explicitly. Signed-off-by: James Morris <jmorris@namei.org> Acked-by: Stephen Smalley <sds@tycho.nsa.gov> Acked-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'security/selinux')
-rw-r--r--security/selinux/hooks.c32
1 files changed, 5 insertions, 27 deletions
diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c
index 745a69e74e38..91200feb3f9c 100644
--- a/security/selinux/hooks.c
+++ b/security/selinux/hooks.c
@@ -126,13 +126,11 @@ __setup("selinux=", selinux_enabled_setup);
int selinux_enabled = 1;
#endif
-/* Original (dummy) security module. */
-static struct security_operations *original_ops;
-/* Minimal support for a secondary security module,
- just to allow the use of the dummy or capability modules.
- The owlsm module can alternatively be used as a secondary
- module as long as CONFIG_OWLSM_FD is not enabled. */
+/*
+ * Minimal support for a secondary security module,
+ * just to allow the use of the capability module.
+ */
static struct security_operations *secondary_ops;
/* Lists of inode and superblock security structures initialized
@@ -5115,24 +5113,6 @@ static void selinux_ipc_getsecid(struct kern_ipc_perm *ipcp, u32 *secid)
*secid = isec->sid;
}
-/* module stacking operations */
-static int selinux_register_security(const char *name, struct security_operations *ops)
-{
- if (secondary_ops != original_ops) {
- printk(KERN_ERR "%s: There is already a secondary security "
- "module registered.\n", __func__);
- return -EINVAL;
- }
-
- secondary_ops = ops;
-
- printk(KERN_INFO "%s: Registering secondary module %s\n",
- __func__,
- name);
-
- return 0;
-}
-
static void selinux_d_instantiate(struct dentry *dentry, struct inode *inode)
{
if (inode)
@@ -5517,8 +5497,6 @@ static struct security_operations selinux_ops = {
.sem_semctl = selinux_sem_semctl,
.sem_semop = selinux_sem_semop,
- .register_security = selinux_register_security,
-
.d_instantiate = selinux_d_instantiate,
.getprocattr = selinux_getprocattr,
@@ -5612,7 +5590,7 @@ static __init int selinux_init(void)
0, SLAB_PANIC, NULL);
avc_init();
- original_ops = secondary_ops = security_ops;
+ secondary_ops = security_ops;
if (!secondary_ops)
panic("SELinux: No initial security operations\n");
if (register_security(&selinux_ops))
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