1 files changed, 5 insertions, 2 deletions

diff --git a/fs/sysfs/mount.c b/fs/sysfs/mount.c
index a66ad6196f59..8a49486bf30c 100644
--- a/fs/sysfs/mount.c
+++ b/fs/sysfs/mount.c
@@ -13,6 +13,7 @@
 #define DEBUG
 
 #include <linux/fs.h>
+#include <linux/magic.h>
 #include <linux/mount.h>
 #include <linux/init.h>
 #include <linux/user_namespace.h>
@@ -38,7 +39,8 @@ static struct dentry *sysfs_mount(struct file_system_type *fs_type,
         }
 
         ns = kobj_ns_grab_current(KOBJ_NS_TYPE_NET);
-        root = kernfs_mount_ns(fs_type, flags, sysfs_root, &new_sb, ns);
+        root = kernfs_mount_ns(fs_type, flags, sysfs_root,
+                                SYSFS_MAGIC, &new_sb, ns);
         if (IS_ERR(root) || !new_sb)
                 kobj_ns_drop(KOBJ_NS_TYPE_NET, ns);
         return root;
@@ -63,7 +65,8 @@ int __init sysfs_init(void)
 {
         int err;
 
-        sysfs_root = kernfs_create_root(NULL, 0, NULL);
+        sysfs_root = kernfs_create_root(NULL, KERNFS_ROOT_EXTRA_OPEN_PERM_CHECK,
+                                        NULL);
         if (IS_ERR(sysfs_root))
                 return PTR_ERR(sysfs_root);