diff --git a/[refs] b/[refs]
index a4047d45a60f..964759890ae3 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: f85f19de90a9997583bb26e6f1f9297a4e152c18
+refs/heads/master: 83c1b31794a9e3cb30edabef7e57fbdbe129c5ce
diff --git a/trunk/drivers/char/ramoops.c b/trunk/drivers/char/ramoops.c
index bd9b94b518f3..fca0c51bbc90 100644
--- a/trunk/drivers/char/ramoops.c
+++ b/trunk/drivers/char/ramoops.c
@@ -22,6 +22,7 @@
 #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
 
 #include <linux/kernel.h>
+#include <linux/err.h>
 #include <linux/module.h>
 #include <linux/kmsg_dump.h>
 #include <linux/time.h>