[PATCH v5 26/40] net/mvpp2: 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 <haij...@huawei.com>
---
 drivers/net/mvpp2/mrvl_ethdev.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/net/mvpp2/mrvl_ethdev.c b/drivers/net/mvpp2/mrvl_ethdev.c
index 359a5d1df7ab..817153af2ef1 100644
--- a/drivers/net/mvpp2/mrvl_ethdev.c
+++ b/drivers/net/mvpp2/mrvl_ethdev.c
@@ -440,6 +440,9 @@ mrvl_configure_rss(struct mrvl_priv *priv, struct 
rte_eth_rss_conf *rss_conf)
        if (rss_conf->rss_key)
                MRVL_LOG(WARNING, "Changing hash key is not supported");
 
+       if (rss_conf->algorithm != RTE_ETH_HASH_FUNCTION_DEFAULT)
+               return -EINVAL;
+
        if (rss_conf->rss_hf == 0) {
                priv->ppio_params.inqs_params.hash_type = PP2_PPIO_HASH_T_NONE;
        } else if (rss_conf->rss_hf & RTE_ETH_RSS_IPV4) {
-- 
2.30.0