diff --git a/net/core/sock.c b/net/core/sock.c
index d828bfe1c47dfaab4359de162b0045ac86f51e7f..6da54eac2b34563d85b12ff43afa2a5fc9a3ae7d 100644
--- a/net/core/sock.c
+++ b/net/core/sock.c
@@ -113,6 +113,7 @@
 #include <linux/static_key.h>
 #include <linux/memcontrol.h>
 #include <linux/prefetch.h>
+#include <linux/compat.h>
 
 #include <linux/uaccess.h>