diff options
| -rw-r--r-- | include/linux/security.h | 2 | ||||
| -rw-r--r-- | security/capability.c | 4 | ||||
| -rw-r--r-- | security/security.c | 11 | ||||
| -rw-r--r-- | security/selinux/hooks.c | 13 |
4 files changed, 12 insertions, 18 deletions
diff --git a/include/linux/security.h b/include/linux/security.h index a4dc74d86ac6..233d20b52c1b 100644 --- a/include/linux/security.h +++ b/include/linux/security.h @@ -95,6 +95,8 @@ struct seq_file; extern int cap_netlink_send(struct sock *sk, struct sk_buff *skb); extern int cap_netlink_recv(struct sk_buff *skb, int cap); +void reset_security_ops(void); + #ifdef CONFIG_MMU extern unsigned long mmap_min_addr; extern unsigned long dac_mmap_min_addr; diff --git a/security/capability.c b/security/capability.c index 5c700e1a4fd3..4875142b858d 100644 --- a/security/capability.c +++ b/security/capability.c @@ -906,10 +906,6 @@ static void cap_audit_rule_free(void *lsmrule) } #endif /* CONFIG_AUDIT */ -struct security_operations default_security_ops = { - .name = "default", -}; - #define set_to_cap_if_null(ops, function) \ do { \ if (!ops->function) { \ diff --git a/security/security.c b/security/security.c index 971092c06f31..edae56b78771 100644 --- a/security/security.c +++ b/security/security.c @@ -23,10 +23,12 @@ static __initdata char chosen_lsm[SECURITY_NAME_MAX + 1] = CONFIG_DEFAULT_SECURITY; /* things that live in capability.c */ -extern struct security_operations default_security_ops; extern void security_fixup_ops(struct security_operations *ops); -struct security_operations *security_ops; /* Initialized to NULL */ +static struct security_operations *security_ops; +static struct security_operations default_security_ops = { + .name = "default", +}; static inline int verify(struct security_operations *ops) { @@ -63,6 +65,11 @@ int __init security_init(void) return 0; } +void reset_security_ops(void) +{ + security_ops = &default_security_ops; +} + /* Save user chosen LSM */ static int __init choose_lsm(char *str) { diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c index 6b36ce2eef2e..dc7660074b99 100644 --- a/security/selinux/hooks.c +++ b/security/selinux/hooks.c @@ -126,13 +126,6 @@ __setup("selinux=", selinux_enabled_setup); int selinux_enabled = 1; #endif - -/* - * 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 before the policy was loaded. */ static LIST_HEAD(superblock_security_head); @@ -5674,9 +5667,6 @@ static __init int selinux_init(void) 0, SLAB_PANIC, NULL); avc_init(); - secondary_ops = security_ops; - if (!secondary_ops) - panic("SELinux: No initial security operations\n"); if (register_security(&selinux_ops)) panic("SELinux: Unable to register with kernel.\n"); @@ -5837,8 +5827,7 @@ int selinux_disable(void) selinux_disabled = 1; selinux_enabled = 0; - /* Reset security_ops to the secondary module, dummy or capability. */ - security_ops = secondary_ops; + reset_security_ops(); /* Try to destroy the avc node cache */ avc_disable(); |