net/hns3: fix RSS key with null

[dpdk.git] / drivers / net / hns3 / hns3_flow.c

diff --git a/drivers/net/hns3/hns3_flow.c b/drivers/net/hns3/hns3_flow.c
index 56ef6f5..aba07aa 100644 (file)
--- a/drivers/net/hns3/hns3_flow.c
+++ b/drivers/net/hns3/hns3_flow.c
@@ -1286,6 +1286,7 @@ static bool
 hns3_action_rss_same(const struct rte_flow_action_rss *comp,
                     const struct rte_flow_action_rss *with)
 {
+       bool rss_key_is_same;
        bool func_is_same;
 
        /*
@@ -1302,11 +1303,16 @@ hns3_action_rss_same(const struct rte_flow_action_rss *comp,
                func_is_same = (with->func != RTE_ETH_HASH_FUNCTION_DEFAULT) ?
                                (comp->func == with->func) : true;
 
-       return (func_is_same &&
+       if (with->key_len == 0 || with->key == NULL)
+               rss_key_is_same = 1;
+       else
+               rss_key_is_same = comp->key_len == with->key_len &&
+               !memcmp(comp->key, with->key, with->key_len);
+
+       return (func_is_same && rss_key_is_same &&
                comp->types == (with->types & HNS3_ETH_RSS_SUPPORT) &&
-               comp->level == with->level && comp->key_len == with->key_len &&
+               comp->level == with->level &&
                comp->queue_num == with->queue_num &&
-               !memcmp(comp->key, with->key, with->key_len) &&
                !memcmp(comp->queue, with->queue,
                        sizeof(*with->queue) * with->queue_num));
 }