net/ixgbe: fix drop action for signature match

Drop action is not supported by signature match, should return
error when try to create a signature match flow with drop action.

Fixes: a948d33bc05a ("net/ixgbe: enable signature match for consistent API")

Signed-off-by: Qi Zhang <qi.z.zhang@intel.com>

diff --git a/drivers/net/ixgbe/ixgbe_flow.c b/drivers/net/ixgbe/ixgbe_flow.c
index f70bdb0..cb177f3 100644 (file)
--- a/drivers/net/ixgbe/ixgbe_flow.c
+++ b/drivers/net/ixgbe/ixgbe_flow.c
@@ -1233,6 +1233,14 @@ ixgbe_parse_fdir_act_attr(const struct rte_flow_attr *attr,
                act_q = (const struct rte_flow_action_queue *)act->conf;
                rule->queue = act_q->index;
        } else { /* drop */
+               /* signature mode does not support drop action. */
+               if (rule->mode == RTE_FDIR_MODE_SIGNATURE) {
+                       memset(rule, 0, sizeof(struct ixgbe_fdir_rule));
+                       rte_flow_error_set(error, EINVAL,
+                               RTE_FLOW_ERROR_TYPE_ACTION,
+                               act, "Not supported action.");
+                       return -rte_errno;
+               }
                rule->fdirflags = IXGBE_FDIRCMD_DROP;
        }