[dpdk-stable] patch 'net/dpaa: fix xstats implementation' has been queued to stable release 18.02.2

[luca.boccassi at gmail.com]

Hi,

FYI, your patch has been queued to stable release 18.02.2

Note it hasn't been pushed to http://dpdk.org/browse/dpdk-stable yet.
It will be pushed if I get no objections before 05/16/18. So please
shout if anyone has objections.

Thanks.

Luca Boccassi

---
>From 464745b5ef3682ebfe2d231f72995911d3f38b8f Mon Sep 17 00:00:00 2001
From: Hemant Agrawal <hemant.agrawal at nxp.com>
Date: Wed, 25 Apr 2018 18:27:01 +0530
Subject: [PATCH] net/dpaa: fix xstats implementation

[ upstream commit 339c1025a87c3eeb38a9ec5bf0679caf21bec7e6 ]

Some of the applications are expecting that if n is 0, it shall
return the supported number of stats. e.g. VPP

Fixes: b21ed3e2a16d ("net/dpaa: support extended statistics")

Signed-off-by: Hemant Agrawal <hemant.agrawal at nxp.com>
Acked-by: Shreyansh Jain <shreyansh.jain at nxp.com>
---
 drivers/net/dpaa/dpaa_ethdev.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/net/dpaa/dpaa_ethdev.c b/drivers/net/dpaa/dpaa_ethdev.c
index f511fa514..0828e0af6 100644
--- a/drivers/net/dpaa/dpaa_ethdev.c
+++ b/drivers/net/dpaa/dpaa_ethdev.c
@@ -316,12 +316,12 @@ dpaa_dev_xstats_get(struct rte_eth_dev *dev, struct rte_eth_xstat *xstats,
 	unsigned int i = 0, num = RTE_DIM(dpaa_xstats_strings);
 	uint64_t values[sizeof(struct dpaa_if_stats) / 8];
 
-	if (xstats == NULL)
-		return 0;
-
 	if (n < num)
 		return num;
 
+	if (xstats == NULL)
+		return 0;
+
 	fman_if_stats_get_all(dpaa_intf->fif, values,
 			      sizeof(struct dpaa_if_stats) / 8);
 
-- 
2.14.2