[PATCH security-next v3 11/29] LSM: Introduce LSM_FLAG_LEGACY_MAJOR
From: Kees Cook <hidden>
Date: 2018-09-25 00:19:57
Also in:
linux-arch, linux-doc, lkml
Subsystem:
apparmor security module, security subsystem, selinux security module, smack security module, the rest, tomoyo security module · Maintainers:
John Johansen, Paul Moore, James Morris, "Serge E. Hallyn", Stephen Smalley, Casey Schaufler, Linus Torvalds, Kentaro Takeda, Tetsuo Handa
This adds a flag for the current "major" LSMs to distinguish them when we have a universal method for ordering all LSMs. It's called "legacy" since the distinction of "major" will go away in the blob-sharing world. Signed-off-by: Kees Cook <redacted> --- include/linux/lsm_hooks.h | 3 +++ security/apparmor/lsm.c | 1 + security/selinux/hooks.c | 1 + security/smack/smack_lsm.c | 1 + security/tomoyo/tomoyo.c | 1 + 5 files changed, 7 insertions(+)
diff --git a/include/linux/lsm_hooks.h b/include/linux/lsm_hooks.h
index 543636f18152..5056f7374b3d 100644
--- a/include/linux/lsm_hooks.h
+++ b/include/linux/lsm_hooks.h@@ -2039,8 +2039,11 @@ extern char *lsm_names; extern void security_add_hooks(struct security_hook_list *hooks, int count, char *lsm); +#define LSM_FLAG_LEGACY_MAJOR BIT(0) + struct lsm_info { const char *name; /* Populated automatically. */ + unsigned long flags; /* Optional: flags describing LSM */ int (*init)(void); };
diff --git a/security/apparmor/lsm.c b/security/apparmor/lsm.c
index 7fa7b4464cf4..4c5f63e9aeba 100644
--- a/security/apparmor/lsm.c
+++ b/security/apparmor/lsm.c@@ -1607,5 +1607,6 @@ static int __init apparmor_init(void) } DEFINE_LSM(apparmor) + .flags = LSM_FLAG_LEGACY_MAJOR, .init = apparmor_init, END_LSM;
diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c
index 469a90806bc6..615cf6498c0f 100644
--- a/security/selinux/hooks.c
+++ b/security/selinux/hooks.c@@ -7203,6 +7203,7 @@ void selinux_complete_init(void) /* SELinux requires early initialization in order to label all processes and objects when they are created. */ DEFINE_LSM(selinux) + .flags = LSM_FLAG_LEGACY_MAJOR, .init = selinux_init, END_LSM;
diff --git a/security/smack/smack_lsm.c b/security/smack/smack_lsm.c
index 1e1ace718e75..4aef844fc0e2 100644
--- a/security/smack/smack_lsm.c
+++ b/security/smack/smack_lsm.c@@ -4883,5 +4883,6 @@ static __init int smack_init(void) * all processes and objects when they are created. */ DEFINE_LSM(smack) + .flags = LSM_FLAG_LEGACY_MAJOR, .init = smack_init, END_LSM;
diff --git a/security/tomoyo/tomoyo.c b/security/tomoyo/tomoyo.c
index a280d4eab456..528b6244a648 100644
--- a/security/tomoyo/tomoyo.c
+++ b/security/tomoyo/tomoyo.c@@ -551,5 +551,6 @@ static int __init tomoyo_init(void) } DEFINE_LSM(tomoyo) + .flags = LSM_FLAG_LEGACY_MAJOR, .init = tomoyo_init, END_LSM;
--
2.17.1