linux-kernel - Re: [PATCH] net: tulip: Adjust indentation in {dmfe,uli526x}_init

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Message-ID: <CAKwvOd=UgY8+w9MVjJa-xpZ-08K9zrn79226otp2=TOCFT6MnQ@mail.gmail.com>
Date:   Mon, 9 Dec 2019 13:22:46 -0800
From:   Nick Desaulniers <ndesaulniers@...gle.com>
To:     Nathan Chancellor <natechancellor@...il.com>
Cc:     "David S. Miller" <davem@...emloft.net>,
        Network Development <netdev@...r.kernel.org>,
        linux-parisc@...r.kernel.org, LKML <linux-kernel@...r.kernel.org>,
        clang-built-linux <clang-built-linux@...glegroups.com>
Subject: Re: [PATCH] net: tulip: Adjust indentation in {dmfe,uli526x}_init_module

On Mon, Dec 9, 2019 at 1:16 PM Nathan Chancellor
<natechancellor@...il.com> wrote:
>
> Clang warns:
>
> ../drivers/net/ethernet/dec/tulip/uli526x.c:1812:3: warning: misleading
> indentation; statement is not part of the previous 'if'
> [-Wmisleading-indentation]
>         switch (mode) {
>         ^
> ../drivers/net/ethernet/dec/tulip/uli526x.c:1809:2: note: previous
> statement is here
>         if (cr6set)
>         ^
> 1 warning generated.
>
> ../drivers/net/ethernet/dec/tulip/dmfe.c:2217:3: warning: misleading
> indentation; statement is not part of the previous 'if'
> [-Wmisleading-indentation]
>         switch(mode) {
>         ^
> ../drivers/net/ethernet/dec/tulip/dmfe.c:2214:2: note: previous
> statement is here
>         if (cr6set)
>         ^
> 1 warning generated.
>
> This warning occurs because there is a space before the tab on these
> lines. Remove them so that the indentation is consistent with the Linux
> kernel coding style and clang no longer warns.
>
> While we are here, adjust the default block in dmfe_init_module to have
> a proper break between the label and assignment and add a space between
> the switch and opening parentheses to avoid a checkpatch warning.
>
> Fixes: e1c3e5014040 ("[PATCH] initialisation cleanup for ULI526x-net-driver")
> Link: https://github.com/ClangBuiltLinux/linux/issues/795
> Signed-off-by: Nathan Chancellor <natechancellor@...il.com>

/^ \t
in vim turns up a few more cases that I think should be fixed (in both files)

> ---
>  drivers/net/ethernet/dec/tulip/dmfe.c    | 7 ++++---
>  drivers/net/ethernet/dec/tulip/uli526x.c | 4 ++--
>  2 files changed, 6 insertions(+), 5 deletions(-)
>
> diff --git a/drivers/net/ethernet/dec/tulip/dmfe.c b/drivers/net/ethernet/dec/tulip/dmfe.c
> index 0efdbd1a4a6f..32d470d4122a 100644
> --- a/drivers/net/ethernet/dec/tulip/dmfe.c
> +++ b/drivers/net/ethernet/dec/tulip/dmfe.c
> @@ -2214,15 +2214,16 @@ static int __init dmfe_init_module(void)
>         if (cr6set)
>                 dmfe_cr6_user_set = cr6set;
>
> -       switch(mode) {
> -       case DMFE_10MHF:
> +       switch (mode) {
> +       case DMFE_10MHF:
>         case DMFE_100MHF:
>         case DMFE_10MFD:
>         case DMFE_100MFD:
>         case DMFE_1M_HPNA:
>                 dmfe_media_mode = mode;
>                 break;
> -       default:dmfe_media_mode = DMFE_AUTO;
> +       default:
> +               dmfe_media_mode = DMFE_AUTO;
>                 break;
>         }
>
> diff --git a/drivers/net/ethernet/dec/tulip/uli526x.c b/drivers/net/ethernet/dec/tulip/uli526x.c
> index b1f30b194300..117ffe08800d 100644
> --- a/drivers/net/ethernet/dec/tulip/uli526x.c
> +++ b/drivers/net/ethernet/dec/tulip/uli526x.c
> @@ -1809,8 +1809,8 @@ static int __init uli526x_init_module(void)
>         if (cr6set)
>                 uli526x_cr6_user_set = cr6set;
>
> -       switch (mode) {
> -       case ULI526X_10MHF:
> +       switch (mode) {
> +       case ULI526X_10MHF:
>         case ULI526X_100MHF:
>         case ULI526X_10MFD:
>         case ULI526X_100MFD:
> --
> 2.24.0
>
> --
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-- 
Thanks,
~Nick Desaulniers