From: Isaku Yamahata Date: Fri, 14 Jun 2013 08:58:33 +0000 (+0900) Subject: mv643xx_eth.c: convert skb->end into skb_end_poitner(skb) X-Git-Tag: v3.11-rc1~16^2~65 X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=18f1d0541241855d928608ce6ce325e4cdad222d;p=linux.git mv643xx_eth.c: convert skb->end into skb_end_poitner(skb) The change set of 4305b541 "[SK_BUFF]: Convert skb->end to sk_buff_data_t" converted skb->end from pointer to sk_buff_data_t. The pointed value should be accessed via skb_end_pointer(). Since arm or ppc arch doesn't define NET_SKBUFF_DATA_USES_OFFSET, skb->end is effectively pointer. So it doesn't cause a real problem. But this patch is good for consistency. Found by inspection. Compile test only. Cc: Simon Horman Cc: Lennert Buytenhek Signed-off-by: Isaku Yamahata Reviewed-by: Simon Horman Signed-off-by: David S. Miller --- diff --git a/drivers/net/ethernet/marvell/mv643xx_eth.c b/drivers/net/ethernet/marvell/mv643xx_eth.c index c7f9fb33ce95..510d50603a02 100644 --- a/drivers/net/ethernet/marvell/mv643xx_eth.c +++ b/drivers/net/ethernet/marvell/mv643xx_eth.c @@ -621,7 +621,7 @@ static int rxq_refill(struct rx_queue *rxq, int budget) rx_desc = rxq->rx_desc_area + rx; - size = skb->end - skb->data; + size = skb_end_pointer(skb) - skb->data; rx_desc->buf_ptr = dma_map_single(mp->dev->dev.parent, skb->data, size, DMA_FROM_DEVICE);