[PATCH v5 03/40] net/atlantic: check RSS hash algorithms

[Jie Hai]

A new field 'algorithm' has been added to rss_conf, check it
in case of ignoring unsupported values.

Signed-off-by: Jie Hai <haijie1 at huawei.com>
---
 drivers/net/atlantic/atl_ethdev.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/net/atlantic/atl_ethdev.c b/drivers/net/atlantic/atl_ethdev.c
index 3a028f429002..c6e772d47263 100644
--- a/drivers/net/atlantic/atl_ethdev.c
+++ b/drivers/net/atlantic/atl_ethdev.c
@@ -1857,6 +1857,8 @@ atl_rss_hash_update(struct rte_eth_dev *dev,
 	};
 
 	cfg->is_rss = !!rss_conf->rss_hf;
+	if (rss_conf->algorithm != RTE_ETH_HASH_FUNCTION_DEFAULT)
+		return -EINVAL;
 	if (rss_conf->rss_key) {
 		memcpy(cfg->aq_rss.hash_secret_key, rss_conf->rss_key,
 		       rss_conf->rss_key_len);
-- 
2.30.0