From: Wenjun Wu <wenjun1.wu@intel.com>
Date: Fri, 5 Mar 2021 06:03:24 +0000 (+0800)
Subject: net/ice: fix RSS hash update
X-Git-Url: http://git.droids-corp.org/?a=commitdiff_plain;h=962fa026889d83f5f0a6880a98d050e0c3e0f6b9;p=dpdk.git

net/ice: fix RSS hash update

This patch change judgment statements to disable RSS for pf
when users need to disable RSS or RSS hash function configured
is not supported.

Fixes: 4717a12cfaf1 ("net/ice: initialize and update RSS based on user config")
Cc: stable@dpdk.org

Signed-off-by: Wenjun Wu <wenjun1.wu@intel.com>
Acked-by: Qi Zhang <qi.z.zhang@intel.com>
---

diff --git a/drivers/net/ice/ice_ethdev.c b/drivers/net/ice/ice_ethdev.c
index 9c9b84a938..5a1190d50e 100644
--- a/drivers/net/ice/ice_ethdev.c
+++ b/drivers/net/ice/ice_ethdev.c
@@ -4457,8 +4457,10 @@ ice_rss_hash_update(struct rte_eth_dev *dev,
 	if (status)
 		return status;
 
-	if (rss_conf->rss_hf == 0)
+	if (rss_conf->rss_hf == 0) {
+		pf->rss_hf = 0;
 		return 0;
+	}
 
 	/* RSS hash configuration */
 	ice_rss_hash_set(pf, rss_conf->rss_hf);