[dpdk-dev] [PATCH] net/bnxt: fix a segfault during close

Ajit Khaparde ajit.khaparde at broadcom.com
Fri May 22 23:27:31 CEST 2020


We are freeing flow_stats a little early. This results in a
segfault when the driver accesses the members during cleanup.
Move the call to bnxt_free_flow_stats_info() to prevent this.

Fixes: 02a95625fe9c ("net/bnxt: add flow stats in extended stats")
Signed-off-by: Ajit Khaparde <ajit.khaparde at broadcom.com>
---
 drivers/net/bnxt/bnxt_ethdev.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/net/bnxt/bnxt_ethdev.c b/drivers/net/bnxt/bnxt_ethdev.c
index e63578109..e8b4c058a 100644
--- a/drivers/net/bnxt/bnxt_ethdev.c
+++ b/drivers/net/bnxt/bnxt_ethdev.c
@@ -221,8 +221,6 @@ static void bnxt_free_cos_queues(struct bnxt *bp)
 
 static void bnxt_free_mem(struct bnxt *bp, bool reconfig)
 {
-	bnxt_free_flow_stats_info(bp);
-
 	bnxt_free_filter_mem(bp);
 	bnxt_free_vnic_attributes(bp);
 	bnxt_free_vnic_mem(bp);
@@ -5613,6 +5611,7 @@ bnxt_uninit_resources(struct bnxt *bp, bool reconfig_dev)
 	bnxt_uninit_ctx_mem(bp);
 
 	bnxt_uninit_locks(bp);
+	bnxt_free_flow_stats_info(bp);
 	rte_free(bp->ptp_cfg);
 	bp->ptp_cfg = NULL;
 	return rc;
-- 
2.21.1 (Apple Git-122.3)



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