On Mon, Mar 25, 2013 at 02:24:22PM +0100, Lars-Peter Clausen wrote:
> list_for_each_entry is able to handle empty lists just fine, there is no need
> to make sure that the list is non empty.
>
> Signed-off-by: Lars-Peter Clausen <l...@metafoo.de>
Applied thanks
> ---
> drivers/dma/of-dma.c | 5 -----
> 1 file changed, 5 deletions(-)
>
> diff --git a/drivers/dma/of-dma.c b/drivers/dma/of-dma.c
> index 7cad4d7..6679020 100644
> --- a/drivers/dma/of-dma.c
> +++ b/drivers/dma/of-dma.c
> @@ -36,11 +36,6 @@ static struct of_dma *of_dma_get_controller(struct
> of_phandle_args *dma_spec)
>
> spin_lock(&of_dma_lock);
>
> - if (list_empty(&of_dma_list)) {
> - spin_unlock(&of_dma_lock);
> - return NULL;
> - }
> -
> list_for_each_entry(ofdma, &of_dma_list, of_dma_controllers)
> if ((ofdma->of_node == dma_spec->np) &&
> (ofdma->of_dma_nbcells == dma_spec->args_count)) {
> --
> 1.8.0
>
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