[PATCH] net/mlx5: reject jump to root table
Xiaoyu Min
jackmin at nvidia.com
Tue Jan 18 12:38:50 CET 2022
Currently root table as destination is not supported.
The jump action which finally be translated to underlying root table in
rdma-core should be rejected.
Fixes: f78f747f41d0 ("net/mlx5: allow jump to group lower than current")
Cc: stable at dpdk.org
Signed-off-by: Xiaoyu Min <jackmin at nvidia.com>
Acked-by: Viacheslav Ovsiienko <viacheslavo at nvidia.com>
---
drivers/net/mlx5/mlx5_flow_dv.c | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/drivers/net/mlx5/mlx5_flow_dv.c b/drivers/net/mlx5/mlx5_flow_dv.c
index 8022d7d11f..ec5d1816bc 100644
--- a/drivers/net/mlx5/mlx5_flow_dv.c
+++ b/drivers/net/mlx5/mlx5_flow_dv.c
@@ -4982,7 +4982,7 @@ flow_dv_validate_action_jump(struct rte_eth_dev *dev,
const struct rte_flow_attr *attributes,
bool external, struct rte_flow_error *error)
{
- uint32_t target_group, table;
+ uint32_t target_group, table = 0;
int ret = 0;
struct flow_grp_info grp_info = {
.external = !!external,
@@ -5013,6 +5013,10 @@ flow_dv_validate_action_jump(struct rte_eth_dev *dev,
RTE_FLOW_ERROR_TYPE_ACTION, NULL,
"target group must be other than"
" the current flow group");
+ if (table == 0)
+ return rte_flow_error_set(error, EINVAL,
+ RTE_FLOW_ERROR_TYPE_ACTION_CONF,
+ NULL, "root table shouldn't be destination");
return 0;
}
--
2.34.1
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