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author | David S. Miller <davem@davemloft.net> | 2008-12-16 15:23:54 -0800 |
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committer | David S. Miller <davem@davemloft.net> | 2008-12-16 15:23:54 -0800 |
commit | 354ade9058687fdef8a612c7b298d4c51dae3da7 (patch) | |
tree | 842cf24f53e8451058afa9a58a4ac7e54c7099be /drivers/net/tlan.c | |
parent | 9f690db7ff4cb32493c0b0b13334cc4f5fd49a6b (diff) | |
parent | bb5f133dbc4f04b6388715d364ae5865455166c2 (diff) | |
download | lwn-354ade9058687fdef8a612c7b298d4c51dae3da7.tar.gz lwn-354ade9058687fdef8a612c7b298d4c51dae3da7.zip |
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
Conflicts:
drivers/net/enc28j60.c
Diffstat (limited to 'drivers/net/tlan.c')
-rw-r--r-- | drivers/net/tlan.c | 23 |
1 files changed, 15 insertions, 8 deletions
diff --git a/drivers/net/tlan.c b/drivers/net/tlan.c index 055d3429851f..369eec744188 100644 --- a/drivers/net/tlan.c +++ b/drivers/net/tlan.c @@ -1098,6 +1098,7 @@ static int TLan_StartTx( struct sk_buff *skb, struct net_device *dev ) dma_addr_t tail_list_phys; u8 *tail_buffer; unsigned long flags; + unsigned int txlen; if ( ! priv->phyOnline ) { TLAN_DBG( TLAN_DEBUG_TX, "TRANSMIT: %s PHY is not ready\n", @@ -1108,6 +1109,7 @@ static int TLan_StartTx( struct sk_buff *skb, struct net_device *dev ) if (skb_padto(skb, TLAN_MIN_FRAME_SIZE)) return 0; + txlen = max(skb->len, (unsigned int)TLAN_MIN_FRAME_SIZE); tail_list = priv->txList + priv->txTail; tail_list_phys = priv->txListDMA + sizeof(TLanList) * priv->txTail; @@ -1125,16 +1127,16 @@ static int TLan_StartTx( struct sk_buff *skb, struct net_device *dev ) if ( bbuf ) { tail_buffer = priv->txBuffer + ( priv->txTail * TLAN_MAX_FRAME_SIZE ); - skb_copy_from_linear_data(skb, tail_buffer, skb->len); + skb_copy_from_linear_data(skb, tail_buffer, txlen); } else { tail_list->buffer[0].address = pci_map_single(priv->pciDev, - skb->data, skb->len, + skb->data, txlen, PCI_DMA_TODEVICE); TLan_StoreSKB(tail_list, skb); } - tail_list->frameSize = (u16) skb->len; - tail_list->buffer[0].count = TLAN_LAST_BUFFER | (u32) skb->len; + tail_list->frameSize = (u16) txlen; + tail_list->buffer[0].count = TLAN_LAST_BUFFER | (u32) txlen; tail_list->buffer[1].count = 0; tail_list->buffer[1].address = 0; @@ -1431,7 +1433,9 @@ static u32 TLan_HandleTxEOF( struct net_device *dev, u16 host_int ) if ( ! bbuf ) { struct sk_buff *skb = TLan_GetSKB(head_list); pci_unmap_single(priv->pciDev, head_list->buffer[0].address, - skb->len, PCI_DMA_TODEVICE); + max(skb->len, + (unsigned int)TLAN_MIN_FRAME_SIZE), + PCI_DMA_TODEVICE); dev_kfree_skb_any(skb); head_list->buffer[8].address = 0; head_list->buffer[9].address = 0; @@ -2053,9 +2057,12 @@ static void TLan_FreeLists( struct net_device *dev ) list = priv->txList + i; skb = TLan_GetSKB(list); if ( skb ) { - pci_unmap_single(priv->pciDev, - list->buffer[0].address, skb->len, - PCI_DMA_TODEVICE); + pci_unmap_single( + priv->pciDev, + list->buffer[0].address, + max(skb->len, + (unsigned int)TLAN_MIN_FRAME_SIZE), + PCI_DMA_TODEVICE); dev_kfree_skb_any( skb ); list->buffer[8].address = 0; list->buffer[9].address = 0; |