X-Git-Url: http://pilppa.org/gitweb/gitweb.cgi?a=blobdiff_plain;f=drivers%2Fnet%2Fibmveth.c;h=c2d57f836088c4ba38955de02a5ecd9408f478f8;hb=07f405541892bd9bab4cca6c12499091ef4dd556;hp=a03fe1fb61ca4caf7b6f1faca1ee9da359c25ca6;hpb=67a077dca4e648a662e32cbeaaba8094d2e30229;p=linux-2.6-omap-h63xx.git

diff --git a/drivers/net/ibmveth.c b/drivers/net/ibmveth.c
index a03fe1fb61c..c2d57f83608 100644
--- a/drivers/net/ibmveth.c
+++ b/drivers/net/ibmveth.c
@@ -904,8 +904,6 @@ static int ibmveth_start_xmit(struct sk_buff *skb, struct net_device *netdev)
 	unsigned long data_dma_addr;
 
 	desc.fields.flags_len = IBMVETH_BUF_VALID | skb->len;
-	data_dma_addr = dma_map_single(&adapter->vdev->dev, skb->data,
-				       skb->len, DMA_TO_DEVICE);
 
 	if (skb->ip_summed == CHECKSUM_PARTIAL &&
 	    ip_hdr(skb)->protocol != IPPROTO_TCP && skb_checksum_help(skb)) {
@@ -924,6 +922,8 @@ static int ibmveth_start_xmit(struct sk_buff *skb, struct net_device *netdev)
 		buf[1] = 0;
 	}
 
+	data_dma_addr = dma_map_single(&adapter->vdev->dev, skb->data,
+				       skb->len, DMA_TO_DEVICE);
 	if (dma_mapping_error(&adapter->vdev->dev, data_dma_addr)) {
 		if (!firmware_has_feature(FW_FEATURE_CMO))
 			ibmveth_error_printk("tx: unable to map xmit buffer\n");
@@ -932,6 +932,7 @@ static int ibmveth_start_xmit(struct sk_buff *skb, struct net_device *netdev)
 		desc.fields.address = adapter->bounce_buffer_dma;
 		tx_map_failed++;
 		used_bounce = 1;
+		wmb();
 	} else
 		desc.fields.address = data_dma_addr;