From: Xiao Zhang <xiao.zhang@intel.com>
Date: Mon, 5 Aug 2019 23:20:54 +0000 (+0800)
Subject: net/fm10k: fix address of first segment
X-Git-Url: http://git.droids-corp.org/?a=commitdiff_plain;h=1c38061e790fc3f28d77eb7ded6cb8601c7c6692;p=dpdk.git

net/fm10k: fix address of first segment

This patch fixes (dereference after null check) coverity issue.
The address of first segmented packets was not set correctly during
reassembling packets which led to this issue.

Coverity issue: 343416
Fixes: fe65e1e1ce61 ("fm10k: add vector scatter Rx")
Cc: stable@dpdk.org

Signed-off-by: Xiao Zhang <xiao.zhang@intel.com>
Acked-by: Xiaolong Ye <xiaolong.ye@intel.com>
---

diff --git a/drivers/net/fm10k/fm10k_rxtx_vec.c b/drivers/net/fm10k/fm10k_rxtx_vec.c
index 788e2484a2..45542bef30 100644
--- a/drivers/net/fm10k/fm10k_rxtx_vec.c
+++ b/drivers/net/fm10k/fm10k_rxtx_vec.c
@@ -678,6 +678,7 @@ fm10k_recv_scattered_pkts_vec(void *rx_queue,
 			i++;
 		if (i == nb_bufs)
 			return nb_bufs;
+		rxq->pkt_first_seg = rx_pkts[i];
 	}
 	return i + fm10k_reassemble_packets(rxq, &rx_pkts[i], nb_bufs - i,
 		&split_flags[i]);