From 777363eb77bddd52b9983c0025fed8b4ec151417 Mon Sep 17 00:00:00 2001 From: Prashant Sreedharan Date: Thu, 9 Apr 2015 10:52:17 -0700 Subject: [stable: 3.14.37]tg3: debug_patch --- drivers/net/ethernet/broadcom/tg3.c | 13 +++++++++++-- 1 files changed, 11 insertions(+), 2 deletions(-) diff --git a/drivers/net/ethernet/broadcom/tg3.c b/drivers/net/ethernet/broadcom/tg3.c index 8206113..5e2c9d6 100644 --- a/drivers/net/ethernet/broadcom/tg3.c +++ b/drivers/net/ethernet/broadcom/tg3.c @@ -6871,8 +6871,11 @@ static int tg3_rx(struct tg3_napi *tnapi, int budget) skb_size = tg3_alloc_rx_data(tp, tpr, opaque_key, *post_ptr, &frag_size); - if (skb_size < 0) + if (skb_size < 0) { + netdev_err(tp->dev, "alloc_rx failure %x %x %x\n", + skb_size, opaque_key, frag_size); goto drop_it; + } pci_unmap_single(tp->pdev, dma_addr, skb_size, PCI_DMA_FROMDEVICE); @@ -6886,6 +6889,8 @@ static int tg3_rx(struct tg3_napi *tnapi, int budget) skb = build_skb(data, frag_size); if (!skb) { + netdev_err(tp->dev, "build_skb failure %d\n", + frag_size); tg3_frag_free(frag_size != 0, data); goto drop_it_no_recycle; } @@ -6896,8 +6901,10 @@ static int tg3_rx(struct tg3_napi *tnapi, int budget) skb = netdev_alloc_skb(tp->dev, len + TG3_RAW_IP_ALIGN); - if (skb == NULL) + if (skb == NULL) { + netdev_err(tp->dev, "alloc_skb fail %d\n", len); goto drop_it_no_recycle; + } skb_reserve(skb, TG3_RAW_IP_ALIGN); pci_dma_sync_single_for_cpu(tp->pdev, dma_addr, len, PCI_DMA_FROMDEVICE); @@ -6925,6 +6932,8 @@ static int tg3_rx(struct tg3_napi *tnapi, int budget) if (len > (tp->dev->mtu + ETH_HLEN) && skb->protocol != htons(ETH_P_8021Q) && skb->protocol != htons(ETH_P_8021AD)) { + netdev_err(tp->dev, "Proto %x %x\n", + skb->protocol, len); dev_kfree_skb(skb); goto drop_it_no_recycle; } -- 1.7.1