linux-kernel - Re: [PATCH v2 10/10] samples/kdbus: use parentheses uniformly in KDBUS

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Message-ID: <CANq1E4TktGrgh9JQi75GmpNv-WbMYnv-Tr+=xgUc8G8a+eiWJA@mail.gmail.com>
Date:	Wed, 10 Jun 2015 16:10:08 +0200
From:	David Herrmann <dh.herrmann@...il.com>
To:	Sergei Zviagintsev <sergei@...v.net>
Cc:	Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Daniel Mack <daniel@...que.org>,
	David Herrmann <dh.herrmann@...glemail.com>,
	Djalal Harouni <tixxdz@...ndz.org>,
	linux-kernel <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2 10/10] samples/kdbus: use parentheses uniformly in
 KDBUS_FOREACH macro

Hi

On Tue, Jun 9, 2015 at 11:00 PM, Sergei Zviagintsev <sergei@...v.net> wrote:
> Enclose all arguments into parentheses to stay consistent across the
> whole macro.
>
> Signed-off-by: Sergei Zviagintsev <sergei@...v.net>
> ---
>  samples/kdbus/kdbus-api.h | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)

Reviewed-by: David Herrmann <dh.herrmann@...il.com>

Thanks
David

> diff --git a/samples/kdbus/kdbus-api.h b/samples/kdbus/kdbus-api.h
> index fab873b89d97..7f3abae18396 100644
> --- a/samples/kdbus/kdbus-api.h
> +++ b/samples/kdbus/kdbus-api.h
> @@ -10,10 +10,10 @@
>  #define KDBUS_ITEM_NEXT(item) \
>         (typeof(item))((uint8_t *)(item) + KDBUS_ALIGN8((item)->size))
>  #define KDBUS_FOREACH(iter, first, _size)                              \
> -       for (iter = (first);                                            \
> +       for ((iter) = (first);                                          \
>              ((uint8_t *)(iter) < (uint8_t *)(first) + (_size)) &&      \
>                ((uint8_t *)(iter) >= (uint8_t *)(first));               \
> -            iter = (void *)(((uint8_t *)iter) + KDBUS_ALIGN8((iter)->size)))
> +            (iter) = (void *)((uint8_t *)(iter) + KDBUS_ALIGN8((iter)->size)))
>
>  static inline int kdbus_cmd_bus_make(int control_fd, struct kdbus_cmd *cmd)
>  {
> --
> 1.8.3.1
>
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