diff --git a/[refs] b/[refs]
index 95d0efe35a8c..02e87140dced 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: b09628ef56352a77bcf38e314869a8205c21a756
+refs/heads/master: 72d39508e43689b9346dfc956fad5e94a8911886
diff --git a/trunk/lib/lcm.c b/trunk/lib/lcm.c
index 157cd88a6ffc..10b5cfcacf6b 100644
--- a/trunk/lib/lcm.c
+++ b/trunk/lib/lcm.c
@@ -1,6 +1,7 @@
 #include <linux/kernel.h>
 #include <linux/gcd.h>
 #include <linux/module.h>
+#include <linux/lcm.h>
 
 /* Lowest common multiple */
 unsigned long lcm(unsigned long a, unsigned long b)