On 23.09.2019 11:33, shubhrajyoti.da...@gmail.com wrote:
> From: Shubhrajyoti Datta <shubhrajyoti.da...@xilinx.com>
>
> macb_64b_desc is always called when HW_DMA_CAP_64B is defined.
> So the return NULL can never be reached. Remove the dead code.
>
> Signed-off-by: Shubhrajyoti Datta <shubhrajyoti.da...@xilinx.com>
Reviewed-by: Claudiu Beznea <claudiu.bez...@microchip.com>
> ---
> drivers/net/ethernet/cadence/macb_main.c | 5 ++---
> 1 file changed, 2 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/net/ethernet/cadence/macb_main.c
> b/drivers/net/ethernet/cadence/macb_main.c
> index 35b59b5..8e8d557 100644
> --- a/drivers/net/ethernet/cadence/macb_main.c
> +++ b/drivers/net/ethernet/cadence/macb_main.c
> @@ -165,9 +165,8 @@ static unsigned int macb_adj_dma_desc_idx(struct macb
> *bp, unsigned int desc_idx
> #ifdef CONFIG_ARCH_DMA_ADDR_T_64BIT
> static struct macb_dma_desc_64 *macb_64b_desc(struct macb *bp, struct
> macb_dma_desc *desc)
> {
> - if (bp->hw_dma_cap & HW_DMA_CAP_64B)
> - return (struct macb_dma_desc_64 *)((void *)desc + sizeof(struct
> macb_dma_desc));
> - return NULL;
> + return (struct macb_dma_desc_64 *)((void *)desc
> + + sizeof(struct macb_dma_desc));
> }
> #endif
>
>
