diff --git a/mm/memory.c b/mm/memory.c
index 788a628..ae8161f 100644
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -2225,7 +2225,7 @@
 #if !defined(__HAVE_ARCH_GATE_AREA)
 
 #if defined(AT_SYSINFO_EHDR)
-struct vm_area_struct gate_vma;
+static struct vm_area_struct gate_vma;
 
 static int __init gate_vma_init(void)
 {