From: Feras Daoud <ferasda@mellanox.com>
Date: Sun, 2 Sep 2018 22:12:10 +0300
Subject: net/mlx5e: IPoIB, Use priv stats in completion rx flow
Patch-mainline: v4.20-rc1
Git-commit: 19052a3b7710c469b478d470deecdebc0e93cb99
References: bsc#1103990 FATE#326006

Since the RQs are shared between all pkey interfaces, the stats
should be taken from where the per-ring stats are stored instead
of the parent RQ.

Fixes: 4c6c615e3f30 ("net/mlx5e: IPoIB, Add PKEY child interface nic profile")
Signed-off-by: Feras Daoud <ferasda@mellanox.com>
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
Signed-off-by: Tariq Toukan <tariqt@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
 drivers/net/ethernet/mellanox/mlx5/core/en_rx.c |    3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

--- a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c
@@ -1228,8 +1228,8 @@ static inline void mlx5i_complete_rx_cqe
 					 u32 cqe_bcnt,
 					 struct sk_buff *skb)
 {
-	struct mlx5e_rq_stats *stats = rq->stats;
 	struct hwtstamp_config *tstamp;
+	struct mlx5e_rq_stats *stats;
 	struct net_device *netdev;
 	struct mlx5e_priv *priv;
 	char *pseudo_header;
@@ -1252,6 +1252,7 @@ static inline void mlx5i_complete_rx_cqe
 
 	priv = mlx5i_epriv(netdev);
 	tstamp = &priv->tstamp;
+	stats = &priv->channel_stats[rq->ix].rq;
 
 	g = (be32_to_cpu(cqe->flags_rqpn) >> 28) & 3;
 	dgid = skb->data + MLX5_IB_GRH_DGID_OFFSET;