[dpdk-dev] [PATCH v4] net/ice: fix VF index check for DCF

Wei Zhao wei.zhao1 at intel.com
Thu Aug 13 04:14:41 CEST 2020


The vf index in rte_flow command need to check in order
that not larger than actual vf number. Also
change some error log for wrong action.

Fixes: 829c3106812d ("net/ice: enable switch flow on DCF")
Cc: stable at dpdk.org

Signed-off-by: Wei Zhao <wei.zhao1 at intel.com>
Tested-by: Nannan Lu <nannan.lu at intel.com>

---

v2: change error log

v3: add new error log

v4: update error log
---
 drivers/net/ice/ice_switch_filter.c | 42 ++++++++++++++++++++---------
 1 file changed, 29 insertions(+), 13 deletions(-)

diff --git a/drivers/net/ice/ice_switch_filter.c b/drivers/net/ice/ice_switch_filter.c
index c4b00b6a2..24320ac7d 100644
--- a/drivers/net/ice/ice_switch_filter.c
+++ b/drivers/net/ice/ice_switch_filter.c
@@ -1405,6 +1405,16 @@ ice_switch_parse_dcf_action(struct ice_dcf_adapter *ad,
 		case RTE_FLOW_ACTION_TYPE_VF:
 			rule_info->sw_act.fltr_act = ICE_FWD_TO_VSI;
 			act_vf = action->conf;
+
+			if (act_vf->id >= ad->real_hw.num_vfs &&
+				!act_vf->original) {
+				rte_flow_error_set(error,
+					EINVAL, RTE_FLOW_ERROR_TYPE_ACTION,
+					actions,
+					"Invalid vf id");
+				return -rte_errno;
+			}
+
 			if (act_vf->original)
 				rule_info->sw_act.vsi_handle =
 					ad->real_hw.avf.bus.func;
@@ -1415,7 +1425,7 @@ ice_switch_parse_dcf_action(struct ice_dcf_adapter *ad,
 			rte_flow_error_set(error,
 					   EINVAL, RTE_FLOW_ERROR_TYPE_ACTION,
 					   actions,
-					   "Invalid action type or queue number");
+					   "Invalid action type");
 			return -rte_errno;
 		}
 	}
@@ -1467,11 +1477,11 @@ ice_switch_parse_action(struct ice_pf *pf,
 			if ((act_qgrop->queue[0] +
 				act_qgrop->queue_num) >
 				dev->data->nb_rx_queues)
-				goto error;
+				goto error1;
 			for (i = 0; i < act_qgrop->queue_num - 1; i++)
 				if (act_qgrop->queue[i + 1] !=
 					act_qgrop->queue[i] + 1)
-					goto error;
+					goto error2;
 			rule_info->sw_act.qgrp_size =
 				act_qgrop->queue_num;
 			break;
@@ -1511,6 +1521,20 @@ ice_switch_parse_action(struct ice_pf *pf,
 		actions,
 		"Invalid action type or queue number");
 	return -rte_errno;
+
+error1:
+	rte_flow_error_set(error,
+		EINVAL, RTE_FLOW_ERROR_TYPE_ACTION,
+		actions,
+		"Invalid queue region indexes");
+	return -rte_errno;
+
+error2:
+	rte_flow_error_set(error,
+		EINVAL, RTE_FLOW_ERROR_TYPE_ACTION,
+		actions,
+		"Discontinuous queue region");
+	return -rte_errno;
 }
 
 static int
@@ -1654,12 +1678,8 @@ ice_switch_parse_pattern_action(struct ice_adapter *ad,
 	rule_info.tun_type = tun_type;
 
 	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");
+	if (ret)
 		goto error;
-	}
 
 	if (ad->hw.dcf_enabled)
 		ret = ice_switch_parse_dcf_action((void *)ad, actions, error,
@@ -1667,12 +1687,8 @@ ice_switch_parse_pattern_action(struct ice_adapter *ad,
 	else
 		ret = ice_switch_parse_action(pf, actions, error, &rule_info);
 
-	if (ret) {
-		rte_flow_error_set(error, EINVAL,
-				   RTE_FLOW_ERROR_TYPE_HANDLE, NULL,
-				   "Invalid input action");
+	if (ret)
 		goto error;
-	}
 
 	if (meta) {
 		*meta = sw_meta_ptr;
-- 
2.19.1



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