target/linux/mediatek/patches-4.4/0085-net-next-mediatek-dropped-rx-packets-are-not-being-c.patch

   1 From 98aac832925a99afee8722cdfd5a848dd6086b8f Mon Sep 17 00:00:00 2001
   2 From: John Crispin <john@phrozen.org>
   3 Date: Sat, 23 Apr 2016 09:28:25 +0200
   4 Subject: [PATCH 085/102] net-next: mediatek: dropped rx packets are not being
   5  counted properly
   6
   7 There are 2 places inside mtk_poll_rx where rx_dropped is not being
   8 incremented properly. Fix this by adding the missing code to increment
   9 the counter.
  10
  11 Signed-off-by: Sean Wang <keyhaede@gmail.com>
  12 Signed-off-by: John Crispin <john@phrozen.org>
  13 ---
  14  drivers/net/ethernet/mediatek/mtk_eth_soc.c |    2 ++
  15  1 file changed, 2 insertions(+)
  16
  17 --- a/drivers/net/ethernet/mediatek/mtk_eth_soc.c
  18 +++ b/drivers/net/ethernet/mediatek/mtk_eth_soc.c
  19 @@ -841,6 +841,7 @@ static int mtk_poll_rx(struct napi_struc
  20                                           DMA_FROM_DEVICE);
  21                 if (unlikely(dma_mapping_error(&netdev->dev, dma_addr))) {
  22                         skb_free_frag(new_data);
  23 +                       netdev->stats.rx_dropped++;
  24                         goto release_desc;
  25                 }
  26
  27 @@ -848,6 +849,7 @@ static int mtk_poll_rx(struct napi_struc
  28                 skb = build_skb(data, ring->frag_size);
  29                 if (unlikely(!skb)) {
  30                         put_page(virt_to_head_page(new_data));
  31 +                       netdev->stats.rx_dropped++;
  32                         goto release_desc;
  33                 }
  34                 skb_reserve(skb, NET_SKB_PAD + NET_IP_ALIGN);