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capability: Initialize as LSM_ORDER_FIRST

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This converts capabilities to use the new LSM_ORDER_FIRST position.

Signed-off-by: Kees Cook <keescook@chromium.org>
Reviewed-by: Casey Schaufler <casey@schaufler-ca.com>
This commit is contained in:
Kees Cook 2018-09-14 15:40:45 -07:00
parent e2bc445b66
commit d117a154e6
3 changed files with 8 additions and 8 deletions
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2
include/linux/lsm_hooks.h
View file

@ -2095,6 +2095,4 @@ static inline void security_delete_hooks(struct security_hook_list *hooks,
#define __lsm_ro_after_init __ro_after_init #define __lsm_ro_after_init __ro_after_init
#endif /* CONFIG_SECURITY_WRITABLE_HOOKS */ #endif /* CONFIG_SECURITY_WRITABLE_HOOKS */
extern void __init capability_add_hooks(void);
#endif /* ! __LINUX_LSM_HOOKS_H */ #endif /* ! __LINUX_LSM_HOOKS_H */

9
security/commoncap.c
View file

@ -1362,10 +1362,17 @@ struct security_hook_list capability_hooks[] __lsm_ro_after_init = {
LSM_HOOK_INIT(vm_enough_memory, cap_vm_enough_memory), LSM_HOOK_INIT(vm_enough_memory, cap_vm_enough_memory),
}; };
void __init capability_add_hooks(void) static int __init capability_init(void)
{ {
security_add_hooks(capability_hooks, ARRAY_SIZE(capability_hooks), security_add_hooks(capability_hooks, ARRAY_SIZE(capability_hooks),
"capability"); "capability");
return 0;
} }
DEFINE_LSM(capability) = {
.name = "capability",
.order = LSM_ORDER_FIRST,
.init = capability_init,
};
#endif /* CONFIG_SECURITY */ #endif /* CONFIG_SECURITY */

5
security/security.c
View file

@ -277,11 +277,6 @@ int __init security_init(void)
i++) i++)
INIT_HLIST_HEAD(&list[i]); INIT_HLIST_HEAD(&list[i]);
/*
* Load minor LSMs, with the capability module always first.
*/
capability_add_hooks();
/* Load LSMs in specified order. */ /* Load LSMs in specified order. */
ordered_lsm_init(); ordered_lsm_init();