linux-kernel - Re: [PATCH] HID: core: Adjust indentation in hid_add

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Message-ID: <CAKwvOdkYrXehgFPFPeOLy5KKsS96d59DHE6JH+aEn57-avVA3Q@mail.gmail.com>
Date:   Mon, 9 Dec 2019 12:55:32 -0800
From:   Nick Desaulniers <ndesaulniers@...gle.com>
To:     Nathan Chancellor <natechancellor@...il.com>
Cc:     Jiri Kosina <jkosina@...e.cz>,
        Benjamin Tissoires <benjamin.tissoires@...hat.com>,
        linux-input@...r.kernel.org, LKML <linux-kernel@...r.kernel.org>,
        clang-built-linux <clang-built-linux@...glegroups.com>
Subject: Re: [PATCH] HID: core: Adjust indentation in hid_add_device

On Mon, Dec 9, 2019 at 12:39 PM Nathan Chancellor
<natechancellor@...il.com> wrote:
>
> Clang warns:
>
> ../drivers/hid/hid-core.c:2378:3: warning: misleading indentation;
> statement is not part of the previous 'if' [-Wmisleading-indentation]
>          if (!hdev->ll_driver->raw_request) {
>          ^
> ../drivers/hid/hid-core.c:2372:2: note: previous statement is here
>         if (hid_ignore(hdev))
>         ^
> 1 warning generated.
>
> This warning occurs because there is a space after the tab on this line.
> Remove it so that the indentation is consistent with the Linux kernel
> coding style and clang no longer warns.
>
> Fixes: 3c86726cfe38 ("HID: make .raw_request mandatory")
> Link: https://github.com/ClangBuiltLinux/linux/issues/793
> Signed-off-by: Nathan Chancellor <natechancellor@...il.com>

Thanks for taking the time to track down proper fixes tags.
Reviewed-by: Nick Desaulniers <ndesaulniers@...gle.com>

> ---
>  drivers/hid/hid-core.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c
> index e0b241bd3070..9c7f03f23eca 100644
> --- a/drivers/hid/hid-core.c
> +++ b/drivers/hid/hid-core.c
> @@ -2375,10 +2375,10 @@ int hid_add_device(struct hid_device *hdev)
>         /*
>          * Check for the mandatory transport channel.
>          */
> -        if (!hdev->ll_driver->raw_request) {
> +       if (!hdev->ll_driver->raw_request) {
>                 hid_err(hdev, "transport driver missing .raw_request()\n");
>                 return -EINVAL;
> -        }
> +       }
>
>         /*
>          * Read the device report descriptor once and use as template
> --
> 2.24.0
>
> --
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-- 
Thanks,
~Nick Desaulniers