[dpdk-dev] [PATCH] net/ice: fix core dumped issue in switch filter

[Junyu Jiang <junyux.jiang@intel.com>]

The number of queues in queue group should be checked before
using it to avoid NULL pointer. This patch fixed the issue.

Fixes: 47d460d63233 ("net/ice: rework switch filter")
Cc: stable@dpdk.org

Signed-off-by: Junyu Jiang <junyux.jiang@intel.com>
---
 drivers/net/ice/ice_switch_filter.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/net/ice/ice_switch_filter.c b/drivers/net/ice/ice_switch_filter.c
index 179430136..c2762e331 100644
--- a/drivers/net/ice/ice_switch_filter.c
+++ b/drivers/net/ice/ice_switch_filter.c
@@ -1296,6 +1296,8 @@ ice_switch_parse_action(struct ice_pf *pf,
 		switch (action_type) {
 		case RTE_FLOW_ACTION_TYPE_RSS:
 			act_qgrop = action->conf;
+			if (act_qgrop->queue_num <= 1)
+				goto error;
 			rule_info->sw_act.fltr_act =
 				ICE_FWD_TO_QGRP;
 			rule_info->sw_act.fwd_id.q_id =
-- 
2.17.1