diff options
Diffstat (limited to 'drivers/net')
| -rw-r--r-- | drivers/net/r8169.c | 16 |
1 files changed, 13 insertions, 3 deletions
diff --git a/drivers/net/r8169.c b/drivers/net/r8169.c index 0204fe2b249..d88ce9fb1cb 100644 --- a/drivers/net/r8169.c +++ b/drivers/net/r8169.c @@ -3974,8 +3974,11 @@ static struct sk_buff *rtl8169_alloc_rx_data(struct rtl8169_private *tp, mapping = dma_map_single(d, rtl8169_align(data), rx_buf_sz, DMA_FROM_DEVICE); - if (unlikely(dma_mapping_error(d, mapping))) + if (unlikely(dma_mapping_error(d, mapping))) { + if (net_ratelimit()) + netif_err(tp, drv, tp->dev, "Failed to map RX DMA!\n"); goto err_out; + } rtl8169_map_to_asic(desc, mapping, rx_buf_sz); return data; @@ -4203,8 +4206,12 @@ static int rtl8169_xmit_frags(struct rtl8169_private *tp, struct sk_buff *skb, len = frag->size; addr = ((void *) page_address(frag->page)) + frag->page_offset; mapping = dma_map_single(d, addr, len, DMA_TO_DEVICE); - if (unlikely(dma_mapping_error(d, mapping))) + if (unlikely(dma_mapping_error(d, mapping))) { + if (net_ratelimit()) + netif_err(tp, drv, tp->dev, + "Failed to map TX fragments DMA!\n"); goto err_out; + } /* anti gcc 2.95.3 bugware (sic) */ status = opts1 | len | (RingEnd * !((entry + 1) % NUM_TX_DESC)); @@ -4270,8 +4277,11 @@ static netdev_tx_t rtl8169_start_xmit(struct sk_buff *skb, len = skb_headlen(skb); mapping = dma_map_single(d, skb->data, len, DMA_TO_DEVICE); - if (unlikely(dma_mapping_error(d, mapping))) + if (unlikely(dma_mapping_error(d, mapping))) { + if (net_ratelimit()) + netif_err(tp, drv, dev, "Failed to map TX DMA!\n"); goto err_dma_0; + } tp->tx_skb[entry].len = len; txd->addr = cpu_to_le64(mapping); |