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From:   Kees Cook <keescook@chromium.org>
To:     James Morris <jmorris@namei.org>
Cc:     Kees Cook <keescook@chromium.org>,
        Casey Schaufler <casey@schaufler-ca.com>,
        John Johansen <john.johansen@canonical.com>,
        Tetsuo Handa <penguin-kernel@i-love.sakura.ne.jp>,
        Paul Moore <paul@paul-moore.com>,
        Stephen Smalley <sds@tycho.nsa.gov>,
        "Schaufler, Casey" <casey.schaufler@intel.com>,
        LSM <linux-security-module@vger.kernel.org>,
        LKLM <linux-kernel@vger.kernel.org>
Subject: [PATCH 14/18] Yama: Initialize as LSM_TYPE_MINOR
Date:   Sat, 15 Sep 2018 17:30:55 -0700
Message-Id: <20180916003059.1046-15-keescook@chromium.org>
In-Reply-To: <20180916003059.1046-1-keescook@chromium.org>
References: <20180916003059.1046-1-keescook@chromium.org>
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk

This converts Yama to use the new LSM_TYPE_MINOR marking.

Signed-off-by: Kees Cook <keescook@chromium.org>
---
 include/linux/lsm_hooks.h | 5 -----
 security/security.c       | 1 -
 security/yama/yama_lsm.c  | 8 +++++++-
 3 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/include/linux/lsm_hooks.h b/include/linux/lsm_hooks.h
index 5e0ca4a05091..0564153130c8 100644
--- a/include/linux/lsm_hooks.h
+++ b/include/linux/lsm_hooks.h
@@ -2102,10 +2102,5 @@ static inline void security_delete_hooks(struct security_hook_list *hooks,
 #endif /* CONFIG_SECURITY_WRITABLE_HOOKS */
 
 extern void __init capability_add_hooks(void);
-#ifdef CONFIG_SECURITY_YAMA
-extern void __init yama_add_hooks(void);
-#else
-static inline void __init yama_add_hooks(void) { }
-#endif
 
 #endif /* ! __LINUX_LSM_HOOKS_H */
diff --git a/security/security.c b/security/security.c
index 65d7ba1bc1ef..c6ca07fc0771 100644
--- a/security/security.c
+++ b/security/security.c
@@ -125,7 +125,6 @@ int __init security_init(void)
 	 * Load minor LSMs, with the capability module always first.
 	 */
 	capability_add_hooks();
-	yama_add_hooks();
 	lsm_init(LSM_TYPE_MINOR);
 
 	/*
diff --git a/security/yama/yama_lsm.c b/security/yama/yama_lsm.c
index ffda91a4a1aa..e970917926d9 100644
--- a/security/yama/yama_lsm.c
+++ b/security/yama/yama_lsm.c
@@ -477,9 +477,15 @@ static void __init yama_init_sysctl(void)
 static inline void yama_init_sysctl(void) { }
 #endif /* CONFIG_SYSCTL */
 
-void __init yama_add_hooks(void)
+static int __init yama_init(void)
 {
 	pr_info("Yama: becoming mindful.\n");
 	security_add_hooks(yama_hooks, ARRAY_SIZE(yama_hooks), "yama");
 	yama_init_sysctl();
+	return 0;
 }
+
+DEFINE_LSM(yama)
+	.type = LSM_TYPE_MINOR,
+	.init = yama_init,
+END_LSM;
-- 
2.17.1