[dpdk-dev] [PATCH v4 06/13] net/ice: add action number check for swicth
Wei Zhao
wei.zhao1 at intel.com
Fri Apr 3 06:46:02 CEST 2020
The action number can only be one for DCF or PF
switch filter, not support multiple actions.
Cc: stable at dpdk.org
Fixes: 47d460d63233 ("net/ice: rework switch filter")
Signed-off-by: Wei Zhao <wei.zhao1 at intel.com>
---
drivers/net/ice/ice_switch_filter.c | 48 +++++++++++++++++++++++++++++
1 file changed, 48 insertions(+)
diff --git a/drivers/net/ice/ice_switch_filter.c b/drivers/net/ice/ice_switch_filter.c
index d9bdf9637..cc48f22dd 100644
--- a/drivers/net/ice/ice_switch_filter.c
+++ b/drivers/net/ice/ice_switch_filter.c
@@ -1073,6 +1073,46 @@ ice_switch_parse_action(struct ice_pf *pf,
return -rte_errno;
}
+static int
+ice_switch_check_action(const struct rte_flow_action *actions,
+ struct rte_flow_error *error)
+{
+ const struct rte_flow_action *action;
+ enum rte_flow_action_type action_type;
+ uint16_t actions_num = 0;
+
+ for (action = actions; action->type !=
+ RTE_FLOW_ACTION_TYPE_END; action++) {
+ action_type = action->type;
+ switch (action_type) {
+ case RTE_FLOW_ACTION_TYPE_VF:
+ case RTE_FLOW_ACTION_TYPE_RSS:
+ case RTE_FLOW_ACTION_TYPE_QUEUE:
+ case RTE_FLOW_ACTION_TYPE_DROP:
+ actions_num++;
+ break;
+ case RTE_FLOW_ACTION_TYPE_VOID:
+ continue;
+ default:
+ rte_flow_error_set(error,
+ EINVAL, RTE_FLOW_ERROR_TYPE_ACTION,
+ actions,
+ "Invalid action type");
+ return -rte_errno;
+ }
+ }
+
+ if (actions_num > 1) {
+ rte_flow_error_set(error,
+ EINVAL, RTE_FLOW_ERROR_TYPE_ACTION,
+ actions,
+ "Invalid action number");
+ return -rte_errno;
+ }
+
+ return 0;
+}
+
static int
ice_switch_parse_pattern_action(struct ice_adapter *ad,
struct ice_pattern_match_item *array,
@@ -1158,6 +1198,14 @@ ice_switch_parse_pattern_action(struct ice_adapter *ad,
goto error;
}
+ ret = ice_switch_check_action(actions, error);
+ if (ret) {
+ rte_flow_error_set(error, EINVAL,
+ RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
+ "Invalid input action number");
+ goto error;
+ }
+
if (ad->hw.dcf_enabled)
ret = ice_switch_parse_dcf_action(actions, error, &rule_info);
else
--
2.19.1
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