net/avf: fix address of first segment

[ upstream commit ba38f91 ]

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: 343447
Fixes: 319c421 ("net/avf: enable SSE Rx Tx")

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

drivers/net/avf/avf_rxtx_vec_sse.c

@@ -521,6 +521,7 @@ avf_recv_scattered_pkts_vec(void *rx_queue, struct rte_mbuf **rx_pkts,
 			i++;
 		if (i == nb_bufs)
 			return nb_bufs;
+		rxq->pkt_first_seg = rx_pkts[i];
 	}
 	return i + reassemble_packets(rxq, &rx_pkts[i], nb_bufs - i,
 		&split_flags[i]);