Index: sys/ofed/drivers/net/mlx4/cmd.c
===================================================================
--- sys/ofed/drivers/net/mlx4/cmd.c
+++ sys/ofed/drivers/net/mlx4/cmd.c
@@ -1784,6 +1784,7 @@
 				mlx4_warn((&priv->dev),
 					  "No vlan resources slave %d, port %d\n",
 					  slave, port);
+				kfree(work);
 				return err;
 			}
 		} else {