1 files changed, 3 insertions, 2 deletions

diff --git a/include/linux/raid/xor.h b/include/linux/raid/xor.h
index 7d6c20b654fa..3e120587eada 100644
--- a/include/linux/raid/xor.h
+++ b/include/linux/raid/xor.h
@@ -3,9 +3,10 @@
 
 #include <linux/raid/md.h>
 
-#define MAX_XOR_BLOCKS 5
+#define MAX_XOR_BLOCKS 4
 
-extern void xor_blocks(unsigned int count, unsigned int bytes, void **ptr);
+extern void xor_blocks(unsigned int count, unsigned int bytes,
+        void *dest, void **srcs);
 
 struct xor_block_template {
         struct xor_block_template *next;