2 files changed, 1 insertions, 2 deletions

diff --git a/fs/btrfs/sysfs.c b/fs/btrfs/sysfs.c
index d982730265b9..bc82ab66ba8f 100644
--- a/fs/btrfs/sysfs.c
+++ b/fs/btrfs/sysfs.c
@@ -395,7 +395,7 @@ static void space_info_release(struct kobject *kobj)
         kfree(sinfo);
 }
 
-struct kobj_type space_info_ktype = {
+static struct kobj_type space_info_ktype = {
         .sysfs_ops = &kobj_sysfs_ops,
         .release = space_info_release,
         .default_groups = space_info_groups,
diff --git a/fs/btrfs/sysfs.h b/fs/btrfs/sysfs.h
index 6baf9ff0519b..0c06f2adfae8 100644
--- a/fs/btrfs/sysfs.h
+++ b/fs/btrfs/sysfs.h
@@ -79,7 +79,6 @@ attr_to_btrfs_feature_attr(struct attribute *attr)
 
 char *btrfs_printable_features(enum btrfs_feature_set set, u64 flags);
 extern const char * const btrfs_feature_set_names[FEAT_MAX];
-extern struct kobj_type space_info_ktype;
 int btrfs_sysfs_add_device_link(struct btrfs_fs_devices *fs_devices,
                 struct btrfs_device *one_device);
 int btrfs_sysfs_rm_device_link(struct btrfs_fs_devices *fs_devices,