diff --git a/security/inode.c b/security/inode.c index 6620c3e42af2..ab8d6a2acadb 100644 --- a/security/inode.c +++ b/security/inode.c @@ -368,7 +368,7 @@ static const struct file_operations lsm_ops = { }; #endif -static int __init securityfs_init(void) +int __init securityfs_init(void) { int retval; @@ -387,4 +387,3 @@ static int __init securityfs_init(void) #endif return 0; } -core_initcall(securityfs_init); diff --git a/security/lsm.h b/security/lsm.h index 8dc267977ae0..81aadbc61685 100644 --- a/security/lsm.h +++ b/security/lsm.h @@ -35,4 +35,24 @@ extern struct kmem_cache *lsm_inode_cache; int lsm_cred_alloc(struct cred *cred, gfp_t gfp); int lsm_task_alloc(struct task_struct *task); +/* LSM framework initializers */ + +#ifdef CONFIG_MMU +int min_addr_init(void); +#else +static inline int min_addr_init(void) +{ + return 0; +} +#endif /* CONFIG_MMU */ + +#ifdef CONFIG_SECURITYFS +int securityfs_init(void); +#else +static inline int securityfs_init(void) +{ + return 0; +} +#endif /* CONFIG_SECURITYFS */ + #endif /* _LSM_H_ */ diff --git a/security/lsm_init.c b/security/lsm_init.c index aacdac406ba5..0f668bca98f9 100644 --- a/security/lsm_init.c +++ b/security/lsm_init.c @@ -488,7 +488,12 @@ int __init security_init(void) */ static int __init security_initcall_pure(void) { - return lsm_initcall(pure); + int rc_adr, rc_lsm; + + rc_adr = min_addr_init(); + rc_lsm = lsm_initcall(pure); + + return (rc_adr ? rc_adr : rc_lsm); } pure_initcall(security_initcall_pure); @@ -506,7 +511,12 @@ early_initcall(security_initcall_early); */ static int __init security_initcall_core(void) { - return lsm_initcall(core); + int rc_sfs, rc_lsm; + + rc_sfs = securityfs_init(); + rc_lsm = lsm_initcall(core); + + return (rc_sfs ? rc_sfs : rc_lsm); } core_initcall(security_initcall_core); diff --git a/security/min_addr.c b/security/min_addr.c index c55bb84b8632..0fde5ec9abc8 100644 --- a/security/min_addr.c +++ b/security/min_addr.c @@ -5,6 +5,8 @@ #include #include +#include "lsm.h" + /* amount of vm to protect from userspace access by both DAC and the LSM*/ unsigned long mmap_min_addr; /* amount of vm to protect from userspace using CAP_SYS_RAWIO (DAC) */ @@ -52,11 +54,10 @@ static const struct ctl_table min_addr_sysctl_table[] = { }, }; -static int __init init_mmap_min_addr(void) +int __init min_addr_init(void) { register_sysctl_init("vm", min_addr_sysctl_table); update_mmap_min_addr(); return 0; } -pure_initcall(init_mmap_min_addr);