From: Ajit Khaparde <ajit.khaparde@broadcom.com>
Date: Wed, 13 Nov 2019 08:29:43 +0000 (+0530)
Subject: net/bnxt: fix crash in xstats get
X-Git-Url: http://git.droids-corp.org/?p=dpdk.git;a=commitdiff_plain;h=063e59ddd28e3a147107366ddba9fb8baeeebc31

net/bnxt: fix crash in xstats get

We would hit a segfault in bnxt_dev_xstats_get_op() if xstats argument
is NULL, Check if the argument is NULL and return appropriately.

Fixes: bfb9c2260be2 ("net/bnxt: support xstats get/reset")
Cc: stable@dpdk.org

Signed-off-by: Ajit Khaparde <ajit.khaparde@broadcom.com>
Reviewed-by: Andy Gospodarek <gospo@broadcom.com>
---

diff --git a/drivers/net/bnxt/bnxt_stats.c b/drivers/net/bnxt/bnxt_stats.c
index 40b496ac00..14d355fd08 100644
--- a/drivers/net/bnxt/bnxt_stats.c
+++ b/drivers/net/bnxt/bnxt_stats.c
@@ -468,6 +468,9 @@ int bnxt_dev_xstats_get_op(struct rte_eth_dev *eth_dev,
 	if (rc)
 		return rc;
 
+	if (xstats == NULL)
+		return 0;
+
 	memset(xstats, 0, sizeof(*xstats));
 
 	bnxt_hwrm_port_qstats(bp);