On Wed, 2015-06-17 at 11:52AM -0400, Nicholas Krause wrote:
> This removes the unused variable num_frag and the setting of it
> to the number of fragments from the passed sk_buff pointer by
> this function's caller due to this variable never being used
> in this particular function and is not declared as global so
> setting it for global use in this file is pointless.
>
> Signed-off-by: Nicholas Krause <xerofo...@gmail.com>
> ---
> drivers/net/ethernet/xilinx/xilinx_axienet_main.c | 2 --
> 1 file changed, 2 deletions(-)
>
> diff --git a/drivers/net/ethernet/xilinx/xilinx_axienet_main.c
> b/drivers/net/ethernet/xilinx/xilinx_axienet_main.c
> index 28b7e7d..624dce4 100644
> --- a/drivers/net/ethernet/xilinx/xilinx_axienet_main.c
> +++ b/drivers/net/ethernet/xilinx/xilinx_axienet_main.c
> @@ -651,7 +651,6 @@ static inline int axienet_check_tx_bd_space(struct
> axienet_local *lp,
> static int axienet_start_xmit(struct sk_buff *skb, struct net_device *ndev)
> {
> u32 ii;
> - u32 num_frag;
> u32 csum_start_off;
> u32 csum_index_off;
> skb_frag_t *frag;
> @@ -659,7 +658,6 @@ static int axienet_start_xmit(struct sk_buff *skb, struct
> net_device *ndev)
> struct axienet_local *lp = netdev_priv(ndev);
> struct axidma_bd *cur_p;
>
> - num_frag = skb_shinfo(skb)->nr_frags;
> cur_p = &lp->tx_bd_v[lp->tx_bd_tail];
>
> if (axienet_check_tx_bd_space(lp, num_frag)) {
It's used right here, isn't it (and further down in this function too)?
Does your tree compile with this change?
Sören
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