From: YueHaibing <yuehaibing@huawei.com>Date: Wed, 8 Aug 2018 20:29:08 +0800> Fix ptr_ret.cocci warnings:> drivers/net/ethernet/mellanox/mlxsw/spectrum_flower.c:543:1-3: WARNING: PTR_ERR_OR_ZERO can be used> > Signed-off-by: YueHaibing <yuehaibing@huawei.com>Applied.