diff -drupN a/fs/sdcardfs/Makefile b/fs/sdcardfs/Makefile
--- a/fs/sdcardfs/Makefile	1970-01-01 03:00:00.000000000 +0300
+++ b/fs/sdcardfs/Makefile	2022-06-12 05:28:14.000000000 +0300
@@ -0,0 +1,7 @@
+SDCARDFS_VERSION="0.1"
+
+EXTRA_CFLAGS += -DSDCARDFS_VERSION=\"$(SDCARDFS_VERSION)\"
+
+obj-$(CONFIG_SDCARD_FS) += sdcardfs.o
+
+sdcardfs-y := dentry.o file.o inode.o main.o super.o lookup.o mmap.o packagelist.o derived_perm.o