Commit 065946c6 authored by Christoph Paasch's avatar Christoph Paasch Committed by Jeff Kirsher

ixgb: Add missing dma_mapping_error-call in ixgb_alloc_rx_buffers

After dma_map_single, dma_mapping_error must be called. It seems safe to
not free the skb allocated in this function, as the skb can be reused
later.

Additionally this patch fixes one coding-style error.
Signed-off-by: default avatarChristoph Paasch <christoph.paasch@uclouvain.be>
Tested-by: default avatarAaron Brown <aaron.f.brown@intel.com>
Signed-off-by: default avatarJeff Kirsher <jeffrey.t.kirsher@intel.com>
parent d6b057b5
......@@ -2159,6 +2159,10 @@ ixgb_alloc_rx_buffers(struct ixgb_adapter *adapter, int cleaned_count)
skb->data,
adapter->rx_buffer_len,
DMA_FROM_DEVICE);
if (dma_mapping_error(&pdev->dev, buffer_info->dma)) {
adapter->alloc_rx_buff_failed++;
break;
}
rx_desc = IXGB_RX_DESC(*rx_ring, i);
rx_desc->buff_addr = cpu_to_le64(buffer_info->dma);
......@@ -2168,7 +2172,8 @@ ixgb_alloc_rx_buffers(struct ixgb_adapter *adapter, int cleaned_count)
rx_desc->status = 0;
if (++i == rx_ring->count) i = 0;
if (++i == rx_ring->count)
i = 0;
buffer_info = &rx_ring->buffer_info[i];
}
......
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