net: hns: delete redundant broadcast packet filter process
authorDaode Huang <huangdaode@hisilicon.com>
Thu, 29 Sep 2016 17:09:16 +0000 (18:09 +0100)
committerDoug Ledford <dledford@redhat.com>
Mon, 3 Oct 2016 15:40:57 +0000 (11:40 -0400)
The broadcast packets is filtered in the hardware now, so this process
is no need in the driver, just delete it.

Signed-off-by: Daode Huang <huangdaode@hisilicon.com>
Reviewed-by: Yisen Zhuang <yisen.zhuang@huawei.com>
Signed-off-by: Salil Mehta <salil.mehta@huawei.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
drivers/net/ethernet/hisilicon/hns/hns_enet.c

index 5494e0e3fe8e6b8973f4586d976b14fedf18a135..a7abe118b5f0bae06480fa1d50f650f226085257 100644 (file)
@@ -574,7 +574,6 @@ static int hns_nic_poll_rx_skb(struct hns_nic_ring_data *ring_data,
        struct sk_buff *skb;
        struct hnae_desc *desc;
        struct hnae_desc_cb *desc_cb;
-       struct ethhdr *eh;
        unsigned char *va;
        int bnum, length, i;
        int pull_len;
@@ -600,7 +599,6 @@ static int hns_nic_poll_rx_skb(struct hns_nic_ring_data *ring_data,
                ring->stats.sw_err_cnt++;
                return -ENOMEM;
        }
-       skb_reset_mac_header(skb);
 
        prefetchw(skb->data);
        length = le16_to_cpu(desc->rx.pkt_len);
@@ -682,14 +680,6 @@ out_bnum_err:
                return -EFAULT;
        }
 
-       /* filter out multicast pkt with the same src mac as this port */
-       eh = eth_hdr(skb);
-       if (unlikely(is_multicast_ether_addr(eh->h_dest) &&
-                    ether_addr_equal(ndev->dev_addr, eh->h_source))) {
-               dev_kfree_skb_any(skb);
-               return -EFAULT;
-       }
-
        ring->stats.rx_pkts++;
        ring->stats.rx_bytes += skb->len;