diff --git a/drivers/android/binder_alloc.c b/drivers/android/binder_alloc.c
index b87ecf7..ed0c9dc 100644
--- a/drivers/android/binder_alloc.c
+++ b/drivers/android/binder_alloc.c
@@ -985,7 +985,7 @@ binder_shrink_scan(struct shrinker *shrink, struct shrink_control *sc)
 	return ret;
 }
 
-struct shrinker binder_shrinker = {
+static struct shrinker binder_shrinker = {
 	.count_objects = binder_shrink_count,
 	.scan_objects = binder_shrink_scan,
 	.seeks = DEFAULT_SEEKS,