pktgen: correct uninitialized queue_map

This fix a bug reported by backyes.
Right the first time pktgen's using queue_map that's not been initialized
by set_cur_queue_map(pkt_dev);

Signed-off-by: Junchang Wang <junchangwang@gmail.com>
Signed-off-by: Backyes <backyes@mail.ustc.edu.cn>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/net/core/pktgen.c b/net/core/pktgen.c
index 1992cd050e26012a6ee6ffe2504456c53d15764d..33bc3823ac6fce64b227fafe670f2b12e3816a86 100644 (file)
--- a/net/core/pktgen.c
+++ b/net/core/pktgen.c
@@ -2612,8 +2612,8 @@ static struct sk_buff *fill_packet_ipv4(struct net_device *odev,
        /* Update any of the values, used when we're incrementing various
         * fields.
         */
-       queue_map = pkt_dev->cur_queue_map;
        mod_cur_headers(pkt_dev);
+       queue_map = pkt_dev->cur_queue_map;
 
        datalen = (odev->hard_header_len + 16) & ~0xf;
 
@@ -2976,8 +2976,8 @@ static struct sk_buff *fill_packet_ipv6(struct net_device *odev,
        /* Update any of the values, used when we're incrementing various
         * fields.
         */
-       queue_map = pkt_dev->cur_queue_map;
        mod_cur_headers(pkt_dev);
+       queue_map = pkt_dev->cur_queue_map;
 
        skb = __netdev_alloc_skb(odev,
                                 pkt_dev->cur_pkt_size + 64