tomoyo: move initcalls to the LSM framework

Reviewed-by: Kees Cook <[e-mail]>
Reviewed-by: John Johansen <[e-mail]>
Acked-by: Tetsuo Handa <[e-mail]>
Signed-off-by: Paul Moore <[e-mail]>

security/tomoyo/common.h

···
 
 /********** Function prototypes. **********/
 
+int tomoyo_interface_init(void);
+
 bool tomoyo_address_matches_group(const bool is_ipv6, const __be32 *address,
 				  const struct tomoyo_group *group);
 bool tomoyo_compare_number_union(const unsigned long value,

security/tomoyo/securityfs_if.c

···
  *
  * Returns 0.
  */
-static int __init tomoyo_interface_init(void)
+int __init tomoyo_interface_init(void)
 {
 	struct tomoyo_domain_info *domain;
 	struct dentry *tomoyo_dir;
···
 	tomoyo_load_builtin_policy();
 	return 0;
 }
-
-fs_initcall(tomoyo_interface_init);

security/tomoyo/tomoyo.c

···
 	.flags = LSM_FLAG_LEGACY_MAJOR,
 	.blobs = &tomoyo_blob_sizes,
 	.init = tomoyo_init,
+	.initcall_fs = tomoyo_interface_init,
 };