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authorKees Cook <keescook@chromium.org>2018-10-10 17:18:21 -0700
committerJames Morris <james.morris@microsoft.com>2018-10-10 20:40:21 -0700
commit5b89c1bd4c7e5c5ca8c5374fde35ecee6e16496c (patch)
tree1149bf533d702366169684a6ea71254f2d8917d6 /security
parent6907e3746fa1b9b685230098266bbeba99b93c7d (diff)
LSM: Convert from initcall to struct lsm_info
In preparation for doing more interesting LSM init probing, this converts the existing initcall system into an explicit call into a function pointer from a section-collected struct lsm_info array. Signed-off-by: Kees Cook <keescook@chromium.org> Reviewed-by: Casey Schaufler <casey@schaufler-ca.com> Reviewed-by: James Morris <james.morris@microsoft.com> Reviewed-by: John Johansen <john.johansen@canonical.com> Signed-off-by: James Morris <james.morris@microsoft.com>
Diffstat (limited to 'security')
-rw-r--r--security/integrity/iint.c1
-rw-r--r--security/security.c14
2 files changed, 6 insertions, 9 deletions
diff --git a/security/integrity/iint.c b/security/integrity/iint.c
index 5a6810041e5c..70d21b566955 100644
--- a/security/integrity/iint.c
+++ b/security/integrity/iint.c
@@ -22,6 +22,7 @@
#include <linux/file.h>
#include <linux/uaccess.h>
#include <linux/security.h>
+#include <linux/lsm_hooks.h>
#include "integrity.h"
static struct rb_root integrity_iint_tree = RB_ROOT;
diff --git a/security/security.c b/security/security.c
index 41a5da2c7faf..e74f46fba591 100644
--- a/security/security.c
+++ b/security/security.c
@@ -43,16 +43,12 @@ char *lsm_names;
static __initdata char chosen_lsm[SECURITY_NAME_MAX + 1] =
CONFIG_DEFAULT_SECURITY;
-static void __init do_security_initcalls(void)
+static void __init major_lsm_init(void)
{
- initcall_t call;
- initcall_entry_t *ce;
+ struct lsm_info *lsm;
- ce = __start_lsm_info;
- while (ce < __end_lsm_info) {
- call = initcall_from_entry(ce);
- call();
- ce++;
+ for (lsm = __start_lsm_info; lsm < __end_lsm_info; lsm++) {
+ lsm->init();
}
}
@@ -82,7 +78,7 @@ int __init security_init(void)
/*
* Load all the remaining security modules.
*/
- do_security_initcalls();
+ major_lsm_init();
return 0;
}