From: Wei Zhao <wei.zhao1@intel.com>
Date: Wed, 21 Mar 2018 07:18:10 +0000 (+0800)
Subject: net/igb: fix flow RSS queue index
X-Git-Url: http://git.droids-corp.org/?a=commitdiff_plain;ds=sidebyside;h=bf3d3ecc34c79946aa9f98593bf1496a1e81709f;p=dpdk.git

net/igb: fix flow RSS queue index

Igb has a bug about queue index for rss rule flow configuration
when set redirection table.

Fixes: 424ae915baf0 ("net/e1000: move RSS to flow API")
Cc: stable@dpdk.org

Signed-off-by: Wei Zhao <wei.zhao1@intel.com>
Tested-by: Yuan Peng <yuan.peng@intel.com>
Acked-by: Wenzhuo Lu <wenzhuo.lu@intel.com>
---

diff --git a/drivers/net/e1000/igb_rxtx.c b/drivers/net/e1000/igb_rxtx.c
index 2f37167249..009f0ea798 100644
--- a/drivers/net/e1000/igb_rxtx.c
+++ b/drivers/net/e1000/igb_rxtx.c
@@ -2794,9 +2794,9 @@ igb_config_rss_filter(struct rte_eth_dev *dev,
 		} reta;
 		uint8_t q_idx;
 
-		q_idx = conf->queue[j];
 		if (j == conf->num)
 			j = 0;
+		q_idx = conf->queue[j];
 		reta.bytes[i & 3] = (uint8_t)(q_idx << shift);
 		if ((i & 3) == 3)
 			E1000_WRITE_REG(hw, E1000_RETA(i >> 2), reta.dword);