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-rw-r--r--security/dummy.c36
1 files changed, 31 insertions, 5 deletions
diff --git a/security/dummy.c b/security/dummy.c
index 3ccfbbe973b6..48d4b0a52737 100644
--- a/security/dummy.c
+++ b/security/dummy.c
@@ -225,22 +225,40 @@ static void dummy_sb_post_remount (struct vfsmount *mnt, unsigned long flags,
}
-static void dummy_sb_post_mountroot (void)
+static void dummy_sb_post_addmount (struct vfsmount *mnt, struct nameidata *nd)
{
return;
}
-static void dummy_sb_post_addmount (struct vfsmount *mnt, struct nameidata *nd)
+static int dummy_sb_pivotroot (struct nameidata *old_nd, struct nameidata *new_nd)
+{
+ return 0;
+}
+
+static void dummy_sb_post_pivotroot (struct nameidata *old_nd, struct nameidata *new_nd)
{
return;
}
-static int dummy_sb_pivotroot (struct nameidata *old_nd, struct nameidata *new_nd)
+static int dummy_sb_get_mnt_opts(const struct super_block *sb, char ***mount_options,
+ int **flags, int *num_opts)
{
+ *mount_options = NULL;
+ *flags = NULL;
+ *num_opts = 0;
return 0;
}
-static void dummy_sb_post_pivotroot (struct nameidata *old_nd, struct nameidata *new_nd)
+static int dummy_sb_set_mnt_opts(struct super_block *sb, char **mount_options,
+ int *flags, int num_opts)
+{
+ if (unlikely(num_opts))
+ return -EOPNOTSUPP;
+ return 0;
+}
+
+static void dummy_sb_clone_mnt_opts(const struct super_block *oldsb,
+ struct super_block *newsb)
{
return;
}
@@ -928,6 +946,11 @@ static int dummy_secid_to_secctx(u32 secid, char **secdata, u32 *seclen)
return -EOPNOTSUPP;
}
+static int dummy_secctx_to_secid(char *secdata, u32 seclen, u32 *secid)
+{
+ return -EOPNOTSUPP;
+}
+
static void dummy_release_secctx(char *secdata, u32 seclen)
{
}
@@ -994,10 +1017,12 @@ void security_fixup_ops (struct security_operations *ops)
set_to_dummy_if_null(ops, sb_umount_close);
set_to_dummy_if_null(ops, sb_umount_busy);
set_to_dummy_if_null(ops, sb_post_remount);
- set_to_dummy_if_null(ops, sb_post_mountroot);
set_to_dummy_if_null(ops, sb_post_addmount);
set_to_dummy_if_null(ops, sb_pivotroot);
set_to_dummy_if_null(ops, sb_post_pivotroot);
+ set_to_dummy_if_null(ops, sb_get_mnt_opts);
+ set_to_dummy_if_null(ops, sb_set_mnt_opts);
+ set_to_dummy_if_null(ops, sb_clone_mnt_opts);
set_to_dummy_if_null(ops, inode_alloc_security);
set_to_dummy_if_null(ops, inode_free_security);
set_to_dummy_if_null(ops, inode_init_security);
@@ -1086,6 +1111,7 @@ void security_fixup_ops (struct security_operations *ops)
set_to_dummy_if_null(ops, getprocattr);
set_to_dummy_if_null(ops, setprocattr);
set_to_dummy_if_null(ops, secid_to_secctx);
+ set_to_dummy_if_null(ops, secctx_to_secid);
set_to_dummy_if_null(ops, release_secctx);
#ifdef CONFIG_SECURITY_NETWORK
set_to_dummy_if_null(ops, unix_stream_connect);