net: sched: etf: remove true check in etf_enable_offload()

etf_enable_offload() is only called when q->offload is false in
etf_init(). So remove true check in etf_enable_offload().

Signed-off-by: Zhengchao Shao <shaozhengchao@huawei.com>
Acked-by: Vinicius Costa Gomes <vinicius.gomes@intel.com>
Link: https://lore.kernel.org/r/20220831092919.146149-1-shaozhengchao@huawei.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

net/sched/sch_etf.c

@@ -323,9 +323,6 @@ static int etf_enable_offload(struct net_device *dev, struct etf_sched_data *q,
 	struct tc_etf_qopt_offload etf = { };
 	int err;
 
-	if (q->offload)
-		return 0;
-
 	if (!ops->ndo_setup_tc) {
 		NL_SET_ERR_MSG(extack, "Specified device does not support ETF offload");
 		return -EOPNOTSUPP;