[dpdk-stable] patch 'net/dpaa2: fix xstats' has been queued to LTS release 17.11.2

[Yuanhan Liu]

Hi,

FYI, your patch has been queued to LTS release 17.11.2

Note it hasn't been pushed to http://dpdk.org/browse/dpdk-stable yet.
It will be pushed if I get no objections before 04/29/18. So please
shout if anyone has objections.

Thanks.

	--yliu

---
>From 2470d2d0dba2d91c6547a1e88e7b22b4a2a0749d Mon Sep 17 00:00:00 2001
From: Hemant Agrawal <hemant.agrawal at nxp.com>
Date: Mon, 9 Apr 2018 15:52:50 +0530
Subject: [PATCH] net/dpaa2: fix xstats

[ upstream commit 876b2c902ea0480f3bd0f4f9361e8e0ad9745ff3 ]

Fixes: 1d6329b2fc1f ("net/dpaa2: support extra stats")

Signed-off-by: Hemant Agrawal <hemant.agrawal at nxp.com>
---
 drivers/net/dpaa2/dpaa2_ethdev.c | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)

diff --git a/drivers/net/dpaa2/dpaa2_ethdev.c b/drivers/net/dpaa2/dpaa2_ethdev.c
index 202f84f0a..0711baf10 100644
--- a/drivers/net/dpaa2/dpaa2_ethdev.c
+++ b/drivers/net/dpaa2/dpaa2_ethdev.c
@@ -1144,12 +1144,12 @@ dpaa2_dev_xstats_get(struct rte_eth_dev *dev, struct rte_eth_xstat *xstats,
 	union dpni_statistics value[3] = {};
 	unsigned int i = 0, num = RTE_DIM(dpaa2_xstats_strings);
 
-	if (xstats == NULL)
-		return 0;
-
 	if (n < num)
 		return num;
 
+	if (xstats == NULL)
+		return 0;
+
 	/* Get Counters from page_0*/
 	retcode = dpni_get_statistics(dpni, CMD_PRI_LOW, priv->token,
 				      0, 0, &value[0]);
@@ -1182,10 +1182,13 @@ err:
 static int
 dpaa2_xstats_get_names(__rte_unused struct rte_eth_dev *dev,
 		       struct rte_eth_xstat_name *xstats_names,
-		       __rte_unused unsigned int limit)
+		       unsigned int limit)
 {
 	unsigned int i, stat_cnt = RTE_DIM(dpaa2_xstats_strings);
 
+	if (limit < stat_cnt)
+		return stat_cnt;
+
 	if (xstats_names != NULL)
 		for (i = 0; i < stat_cnt; i++)
 			snprintf(xstats_names[i].name,
-- 
2.11.0