Commit 71d28725 authored by Dale Farnsworth's avatar Dale Farnsworth Committed by Jeff Garzik

[PATCH] mv643xx_eth: Unmap DMA buffers in receive path

Fix a missing call to dma_unmap_single() in the receive path.  Without
this call, errors have been observed on non-cache-coherent systems.

Signed-off-by Dale Farnsworth <dale@farnsworth.org>
Signed-off-by: default avatarJeff Garzik <jeff@garzik.org>
parent eff68d45
...@@ -385,6 +385,8 @@ static int mv643xx_eth_receive_queue(struct net_device *dev, int budget) ...@@ -385,6 +385,8 @@ static int mv643xx_eth_receive_queue(struct net_device *dev, int budget)
struct pkt_info pkt_info; struct pkt_info pkt_info;
while (budget-- > 0 && eth_port_receive(mp, &pkt_info) == ETH_OK) { while (budget-- > 0 && eth_port_receive(mp, &pkt_info) == ETH_OK) {
dma_unmap_single(NULL, pkt_info.buf_ptr, RX_SKB_SIZE,
DMA_FROM_DEVICE);
mp->rx_desc_count--; mp->rx_desc_count--;
received_packets++; received_packets++;
......
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