[PATCH 19.11] ethdev: fix RSS update when RSS is disabled

[Chen, LingliX]

> 
> -----Original Message-----
> From: Huisong Li <lihuisong at huawei.com>
> Sent: Tuesday, August 2, 2022 7:30 PM
> To: stable at dpdk.org; christian.ehrhardt at canonical.com
> Cc: liudongdong3 at huawei.com; fengchengwen at huawei.com;
> huangdaode at huawei.com; Jiang, YuX <yux.jiang at intel.com>;
> lihuisong at huawei.com
> Subject: [PATCH 19.11] ethdev: fix RSS update when RSS is disabled
> 
> [ upstream commit 93e1ea6dfa99dea359b8d66123576a395c2c0acd ]
> 
> The ETH_MQ_RX_RSS_FLAG flag is a switch to enable RSS. If the flag is not set
> in dev_configure, RSS will be not configured and enabled.
> However, RSS hash and reta can still be configured by ethdev ops to enable RSS
> if the flag isn't set. The behavior is inconsistent.
> 
> Bugzilla ID: 1056
> Fixes: 99a2dd955fba ("lib: remove librte_ prefix from directory names")
> 
> Signed-off-by: Huisong Li <lihuisong at huawei.com>
> Signed-off-by: Min Hu (Connor) <humin29 at huawei.com>
> Reviewed-by: Ferruh Yigit <ferruh.yigit at xilinx.com>
> ---

Tested-by: Lingli Chen <linglix.chen at intel.com>