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authorSakari Ailus <sakari.ailus@iki.fi>2008-12-16 15:22:41 -0800
committerDavid S. Miller <davem@davemloft.net>2008-12-16 15:22:41 -0800
commitbb5f133dbc4f04b6388715d364ae5865455166c2 (patch)
tree9f8fdc3150b8bc48730eded83b56af84051ae2f2
parent2c413a6434dca02387a263dc4ca8009692421998 (diff)
downloadop-kernel-dev-bb5f133dbc4f04b6388715d364ae5865455166c2.zip
op-kernel-dev-bb5f133dbc4f04b6388715d364ae5865455166c2.tar.gz
tlan: Fix pci memory unmapping
Fix pci unmapping problem introduced by commit id 8953f1282793882a5444924f7a273dc72a43d0a3 "tlan: Fix small (< 64 bytes) datagram transmissions". Signed-off-by: Sakari Ailus <sakari.ailus@iki.fi> Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--drivers/net/tlan.c13
1 files changed, 9 insertions, 4 deletions
diff --git a/drivers/net/tlan.c b/drivers/net/tlan.c
index cf8cdaf..e604982 100644
--- a/drivers/net/tlan.c
+++ b/drivers/net/tlan.c
@@ -1433,7 +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;
@@ -2057,9 +2059,12 @@ 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;
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