linux-kernel - Re: [PATCH] fbmem: Adjust indentation in fb_prepare_logo and fb

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Date:   Fri, 20 Dec 2019 10:09:43 -0800
From:   Nick Desaulniers <ndesaulniers@...gle.com>
To:     Nathan Chancellor <natechancellor@...il.com>
Cc:     Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>,
        dri-devel <dri-devel@...ts.freedesktop.org>,
        linux-fbdev@...r.kernel.org, LKML <linux-kernel@...r.kernel.org>,
        clang-built-linux <clang-built-linux@...glegroups.com>
Subject: Re: [PATCH] fbmem: Adjust indentation in fb_prepare_logo and fb_blank

On Tue, Dec 17, 2019 at 7:00 PM Nathan Chancellor
<natechancellor@...il.com> wrote:
>
> Clang warns:
>
> ../drivers/video/fbdev/core/fbmem.c:665:3: warning: misleading
> indentation; statement is not part of the previous 'else'
> [-Wmisleading-indentation]
>         if (fb_logo.depth > 4 && depth > 4) {
>         ^
> ../drivers/video/fbdev/core/fbmem.c:661:2: note: previous statement is
> here
>         else
>         ^
> ../drivers/video/fbdev/core/fbmem.c:1075:3: warning: misleading
> indentation; statement is not part of the previous 'if'
> [-Wmisleading-indentation]
>         return ret;
>         ^
> ../drivers/video/fbdev/core/fbmem.c:1072:2: note: previous statement is
> here
>         if (!ret)
>         ^
> 2 warnings generated.
>
> This warning occurs because there are spaces before the tabs on these
> lines. Normalize the indentation in these functions so that it is
> consistent with the Linux kernel coding style and clang no longer warns.
>
> Fixes: 1692b37c99d5 ("fbdev: Fix logo if logo depth is less than framebuffer depth")
> Link: https://github.com/ClangBuiltLinux/linux/issues/825
> Signed-off-by: Nathan Chancellor <natechancellor@...il.com>

Thanks for the patch!
Reviewed-by: Nick Desaulniers <ndesaulniers@...gle.com>

> ---
>  drivers/video/fbdev/core/fbmem.c | 36 ++++++++++++++++----------------
>  1 file changed, 18 insertions(+), 18 deletions(-)
>
> diff --git a/drivers/video/fbdev/core/fbmem.c b/drivers/video/fbdev/core/fbmem.c
> index 0662b61fdb50..bf63cc0e6b65 100644
> --- a/drivers/video/fbdev/core/fbmem.c
> +++ b/drivers/video/fbdev/core/fbmem.c
> @@ -662,20 +662,20 @@ int fb_prepare_logo(struct fb_info *info, int rotate)
>                 fb_logo.depth = 1;
>
>
> -       if (fb_logo.depth > 4 && depth > 4) {
> -               switch (info->fix.visual) {
> -               case FB_VISUAL_TRUECOLOR:
> -                       fb_logo.needs_truepalette = 1;
> -                       break;
> -               case FB_VISUAL_DIRECTCOLOR:
> -                       fb_logo.needs_directpalette = 1;
> -                       fb_logo.needs_cmapreset = 1;
> -                       break;
> -               case FB_VISUAL_PSEUDOCOLOR:
> -                       fb_logo.needs_cmapreset = 1;
> -                       break;
> -               }
> -       }
> +       if (fb_logo.depth > 4 && depth > 4) {
> +               switch (info->fix.visual) {
> +               case FB_VISUAL_TRUECOLOR:
> +                       fb_logo.needs_truepalette = 1;
> +                       break;
> +               case FB_VISUAL_DIRECTCOLOR:
> +                       fb_logo.needs_directpalette = 1;
> +                       fb_logo.needs_cmapreset = 1;
> +                       break;
> +               case FB_VISUAL_PSEUDOCOLOR:
> +                       fb_logo.needs_cmapreset = 1;
> +                       break;
> +               }
> +       }
>
>         height = fb_logo.logo->height;
>         if (fb_center_logo)
> @@ -1060,19 +1060,19 @@ fb_blank(struct fb_info *info, int blank)
>         struct fb_event event;
>         int ret = -EINVAL;
>
> -       if (blank > FB_BLANK_POWERDOWN)
> -               blank = FB_BLANK_POWERDOWN;
> +       if (blank > FB_BLANK_POWERDOWN)
> +               blank = FB_BLANK_POWERDOWN;
>
>         event.info = info;
>         event.data = &blank;
>
>         if (info->fbops->fb_blank)
> -               ret = info->fbops->fb_blank(blank, info);
> +               ret = info->fbops->fb_blank(blank, info);
>
>         if (!ret)
>                 fb_notifier_call_chain(FB_EVENT_BLANK, &event);
>
> -       return ret;
> +       return ret;
>  }
>  EXPORT_SYMBOL(fb_blank);
>
> --
> 2.24.1
>
> --
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-- 
Thanks,
~Nick Desaulniers