Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial

[pandora-kernel.git] / drivers / net / sh_eth.c

diff --git a/drivers/net/sh_eth.c b/drivers/net/sh_eth.c
index 1f3f7b4..ad35c21 100644 (file)
--- a/drivers/net/sh_eth.c
+++ b/drivers/net/sh_eth.c
@@ -33,7 +33,6 @@
 #include <linux/pm_runtime.h>
 #include <linux/slab.h>
 #include <linux/ethtool.h>
-#include <asm/cacheflush.h>
 
 #include "sh_eth.h"
 
@@ -866,6 +865,8 @@ static int sh_eth_txfree(struct net_device *ndev)
                        break;
                /* Free the original skb. */
                if (mdp->tx_skbuff[entry]) {
+                       dma_unmap_single(&ndev->dev, txdesc->addr,
+                                        txdesc->buffer_length, DMA_TO_DEVICE);
                        dev_kfree_skb_irq(mdp->tx_skbuff[entry]);
                        mdp->tx_skbuff[entry] = NULL;
                        freeNum++;
@@ -1489,13 +1490,12 @@ static int sh_eth_start_xmit(struct sk_buff *skb, struct net_device *ndev)
        entry = mdp->cur_tx % TX_RING_SIZE;
        mdp->tx_skbuff[entry] = skb;
        txdesc = &mdp->tx_ring[entry];
-       txdesc->addr = virt_to_phys(skb->data);
        /* soft swap. */
        if (!mdp->cd->hw_swap)
                sh_eth_soft_swap(phys_to_virt(ALIGN(txdesc->addr, 4)),
                                 skb->len + 2);
-       /* write back */
-       __flush_purge_region(skb->data, skb->len);
+       txdesc->addr = dma_map_single(&ndev->dev, skb->data, skb->len,
+                                     DMA_TO_DEVICE);
        if (skb->len < ETHERSMALL)
                txdesc->buffer_length = ETHERSMALL;
        else
@@ -1772,7 +1772,7 @@ static int sh_eth_drv_probe(struct platform_device *pdev)
        int ret, devno = 0;
        struct resource *res;
        struct net_device *ndev = NULL;
-       struct sh_eth_private *mdp;
+       struct sh_eth_private *mdp = NULL;
        struct sh_eth_plat_data *pd;
 
        /* get base addr */
@@ -1890,7 +1890,7 @@ out_unregister:
 
 out_release:
        /* net_dev free */
-       if (mdp->tsu_addr)
+       if (mdp && mdp->tsu_addr)
                iounmap(mdp->tsu_addr);
        if (ndev)
                free_netdev(ndev);