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Commit 44d4f8d7 authored by Michal Simek's avatar Michal Simek Committed by David S. Miller
Browse files

net: ll_temac: Fix DMA map size bug 



DMA allocates skb->len instead of headlen
which is used for DMA.

Signed-off-by: default avatarMichal Simek <michal.simek@xilinx.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 343f845b

drivers/net/ethernet/xilinx/ll_temac_main.c

+2 −2
Original line number Diff line number Diff line
@@ -707,8 +707,8 @@ static int temac_start_xmit(struct sk_buff *skb, struct net_device *ndev) 


	cur_p->app0 |= STS_CTRL_APP0_SOP;

	cur_p->len = skb_headlen(skb);

	cur_p->phys = dma_map_single(ndev->dev.parent, skb->data, skb->len,

				     DMA_TO_DEVICE);

	cur_p->phys = dma_map_single(ndev->dev.parent, skb->data,

				     skb_headlen(skb), DMA_TO_DEVICE);

	cur_p->app4 = (unsigned long)skb;



	for (ii = 0; ii < num_frag; ii++) {