Re: [PATCH 2/2 V2] staging: dgnc: remove redundant null check in

From: Luis de Bethencourt
Date: Fri May 27 2016 - 06:20:12 EST


On 27/05/16 02:43, Daeseok Youn wrote:
> the "brd" was already checked for NULL before calling dgnc_do_remap().
>
> the dgnc_do_remap() function was called only
> from the dgnc_found_board() and the DGNC_BOARD_MAGIC value
> was assigned to "brd->magic" in dgcn_found_board(). So it doesn't
> need to check about magic value.
>
> Signed-off-by: Daeseok Youn <daeseok.youn@xxxxxxxxx>
> ---
> V2: Adds more comments to Change Log.
>
> drivers/staging/dgnc/dgnc_driver.c | 3 ---
> 1 file changed, 3 deletions(-)
>
> diff --git a/drivers/staging/dgnc/dgnc_driver.c b/drivers/staging/dgnc/dgnc_driver.c
> index 22257d2..1882ef5 100644
> --- a/drivers/staging/dgnc/dgnc_driver.c
> +++ b/drivers/staging/dgnc/dgnc_driver.c
> @@ -599,9 +599,6 @@ static int dgnc_finalize_board_init(struct dgnc_board *brd)
> */
> static void dgnc_do_remap(struct dgnc_board *brd)
> {
> - if (!brd || brd->magic != DGNC_BOARD_MAGIC)
> - return;
> -
> brd->re_map_membase = ioremap(brd->membase, 0x1000);
> }
>
>

Looks good.

Thanks for the fixes Daeseok :)

Luis