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Re: [PATCH] staging: fwserial: replace 'a' with '(a)' to avoid precedence issues

From Greg KH <gregkh@linuxfoundation.org>
Newsgroups linux.kernel
Subject Re: [PATCH] staging: fwserial: replace 'a' with '(a)' to avoid precedence issues
Date 2017-02-14 19:10 +0100
Message-ID <taPI5-5ax-15@gated-at.bofh.it> (permalink)
References <taPyp-4RU-11@gated-at.bofh.it>
Organization linux.* mail to news gateway

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On Tue, Feb 14, 2017 at 11:26:20PM +0530, Arushi Singhal wrote:
> Macro argument 'a' may be better as '(a)' to avoid precedence issues as
> reported by checkpatch.pl
> 
> Signed-off-by: Arushi Singhal <arushisinghal19971997@gmail.com>
> ---
>  drivers/staging/fwserial/fwserial.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/staging/fwserial/fwserial.c b/drivers/staging/fwserial/fwserial.c
> index 41a49c8194e5..bdfc0a8c7af3 100644
> --- a/drivers/staging/fwserial/fwserial.c
> +++ b/drivers/staging/fwserial/fwserial.c
> @@ -98,7 +98,7 @@ struct fwtty_transaction {
>  	};
>  };
>  
> -#define to_device(a, b)			(a->b)
> +#define to_device((a), b)			(a->b)

Really?  Why do we even have this macro at all?  Can it just be removed?

thanks,

greg k-h

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Thread

[PATCH] staging: fwserial: replace 'a' with '(a)' to avoid  precedence issues Arushi Singhal <arushisinghal19971997@gmail.com> - 2017-02-14 19:00 +0100
  Re: [PATCH] staging: fwserial: replace 'a' with '(a)' to avoid  precedence issues Greg KH <gregkh@linuxfoundation.org> - 2017-02-14 19:10 +0100
    Re: [PATCH] staging: fwserial: replace 'a' with '(a)' to avoid  precedence issues Geert Uytterhoeven <geert@linux-m68k.org> - 2017-02-15 09:20 +0100
      Re: [PATCH] staging: fwserial: replace 'a' with '(a)' to avoid  precedence issues Joe Perches <joe@perches.com> - 2017-02-15 10:40 +0100

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