lib-$(CONFIG_DECOMPRESS_BZIP2) += decompress_bunzip2.o
--- /dev/null
+++ b/include/linux/rle.h
-@@ -0,0 +1,8 @@
+@@ -0,0 +1,18 @@
+#ifndef _RLE_H_
+#define _RLE_H_
+
++#ifdef CONFIG_RLE_DECOMPRESS
+int rle_decode(const unsigned char *src, size_t srclen,
+ unsigned char *dst, size_t dstlen,
+ size_t *src_done, size_t *dst_done);
++#else
++static inline int
++rle_decode(const unsigned char *src, size_t srclen,
++ unsigned char *dst, size_t dstlen,
++ size_t *src_done, size_t *dst_done)
++{
++ return -ENOTSUPP;
++}
++#endif /* CONFIG_RLE_DECOMPRESS */
+
+#endif /* _RLE_H_ */
--- /dev/null