Re: [PATCH] perf hists browser: remove superfluous null check on map

[Namhyung Kim <namhyung@kernel.org>]

On Mon, Aug 15, 2016 at 05:25:43PM +0100, Colin King wrote:
> From: Colin Ian King <colin.king@canonical.com>
> 
> map is being already checked if it is null at the start of
> do_zoom_dso, so the second subsequent check is superfluous
> and can be removed.
> 
> Signed-off-by: Colin Ian King <colin.king@canonical.com>

Acked-by: Namhyung Kim <namhyung@kernel.org>

Thanks,
Namhyung


> ---
>  tools/perf/ui/browsers/hists.c | 2 --
>  1 file changed, 2 deletions(-)
> 
> diff --git a/tools/perf/ui/browsers/hists.c b/tools/perf/ui/browsers/hists.c
> index 13d4143..8d72939 100644
> --- a/tools/perf/ui/browsers/hists.c
> +++ b/tools/perf/ui/browsers/hists.c
> @@ -2418,8 +2418,6 @@ do_zoom_dso(struct hist_browser *browser, struct popup_action *act)
>  		browser->hists->dso_filter = NULL;
>  		ui_helpline__pop();
>  	} else {
> -		if (map == NULL)
> -			return 0;
>  		ui_helpline__fpush("To zoom out press ESC or ENTER + \"Zoom out of %s DSO\"",
>  				   __map__is_kernel(map) ? "the Kernel" : map->dso->short_name);
>  		browser->hists->dso_filter = map->dso;
> -- 
> 2.8.1
>