Add missing include for "memset()".

diff --git a/lib/radix-tree.c b/lib/radix-tree.c
index 626c777107245c84f5e945571cfa47b4f4d637f4..968eaf65a18fc01bcdd8cec1b040142514f6020c 100644 (file)
--- a/lib/radix-tree.c
+++ b/lib/radix-tree.c
@@ -24,6 +24,7 @@
 #include <linux/module.h>
 #include <linux/radix-tree.h>
 #include <linux/slab.h>
+#include <linux/string.h>
 
 /*
  * Radix tree node definition.