diff --git a/net/core/gen_stats.c b/net/core/gen_stats.c
index 1e2f46a69d50196f71f1fb7ae97e7732c2a8a059..e640462ea8bf55bdd1645bbe9a68f459c2afe271 100644
--- a/net/core/gen_stats.c
+++ b/net/core/gen_stats.c
@@ -140,6 +140,7 @@ EXPORT_SYMBOL(__gnet_stats_copy_basic);
 /**
  * gnet_stats_copy_basic - copy basic statistics into statistic TLV
  * @d: dumping handle
+ * @cpu: copy statistic per cpu
  * @b: basic statistics
  *
  * Appends the basic statistics to the top level TLV created by