1 files changed, 3 insertions, 2 deletions

diff --git a/lib/sort.c b/lib/sort.c
index b73dbb0e7c83..ddc4d35df289 100644
--- a/lib/sort.c
+++ b/lib/sort.c
@@ -6,15 +6,16 @@
 
 #include <linux/kernel.h>
 #include <linux/module.h>
+#include <linux/sort.h>
 
-void u32_swap(void *a, void *b, int size)
+static void u32_swap(void *a, void *b, int size)
 {
         u32 t = *(u32 *)a;
         *(u32 *)a = *(u32 *)b;
         *(u32 *)b = t;
 }
 
-void generic_swap(void *a, void *b, int size)
+static void generic_swap(void *a, void *b, int size)
 {
         char t;