diff --git a/drivers/staging/lustre/lustre/osc/osc_object.c b/drivers/staging/lustre/lustre/osc/osc_object.c
index c29a0d45ffed..fdd6219aacf6 100644
--- a/drivers/staging/lustre/lustre/osc/osc_object.c
+++ b/drivers/staging/lustre/lustre/osc/osc_object.c
@@ -158,8 +158,8 @@ static int osc_attr_get(const struct lu_env *env, struct cl_object *obj,
 	return 0;
 }
 
-int osc_attr_set(const struct lu_env *env, struct cl_object *obj,
-		 const struct cl_attr *attr, unsigned valid)
+static int osc_attr_set(const struct lu_env *env, struct cl_object *obj,
+			const struct cl_attr *attr, unsigned valid)
 {
 	struct lov_oinfo *oinfo = cl2osc(obj)->oo_oinfo;
 	struct ost_lvb *lvb = &oinfo->loi_lvb;