net/hns3: fix traffic management support check

params->leaf.cman has enum type which is not isomorphic with boolean
type, however it is used as a boolean expression.

This patch fixed it.

Fixes: c09c7847d892 ("net/hns3: support traffic management")
Cc: stable@dpdk.org
Signed-off-by: Min Hu (Connor) <humin29@huawei.com>

diff --git a/drivers/net/hns3/hns3_tm.c b/drivers/net/hns3/hns3_tm.c
index 165d1fb90e147bdf4f949b176c072c8d53cacb16..aae4970a4b1d797b302e8227954b8778c3d511db 100644 (file)
--- a/drivers/net/hns3/hns3_tm.c
+++ b/drivers/net/hns3/hns3_tm.c
@@ -385,7 +385,7 @@ hns3_tm_leaf_node_param_check(struct rte_eth_dev *dev __rte_unused,
                return -EINVAL;
        }
 
-       if (params->leaf.cman) {
+       if (params->leaf.cman != RTE_TM_CMAN_TAIL_DROP) {
                error->type = RTE_TM_ERROR_TYPE_NODE_PARAMS_CMAN;
                error->message = "congestion management not supported";
                return -EINVAL;