netdev - RE: [PATCH net-next 4/4] ipv6: coding style

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Date:	Wed, 3 Sep 2014 07:52:52 +0000
From:	Yuval Mintz <Yuval.Mintz@...gic.com>
To:	YOSHIFUJI Hideaki/吉藤英明 
	<hideaki.yoshifuji@...aclelinux.com>,
	Ian Morris <ipm@...rality.org.uk>,
	netdev <netdev@...r.kernel.org>
CC:	YOSHIFUJI Hideaki <yoshfuji@...ux-ipv6.org>
Subject: RE: [PATCH net-next 4/4] ipv6: coding style - cleanse bracing

> Hi,
>
> Ian Morris wrote:
> > Tidy up braces in a few places (mainly if statements):
> > * remove unnecessary braces
> > * add braces for single line statements where part of an "else" where
> > the other branch has braces
>
> Hmm, I am not for this change.
>
> If "if" (or "else") statement occupies multiple lines, I want to see braces even if it
> contains a single statement.
> On the other hand, especiallly if the statement occupiles only one line (and the
> logic do not require those braces), no braces.
>
> e.g. 1
>     if (cond)
>             statement();
>     else {
>             statement2(argument,
>                        argument2);
>     }

I was under the impression the coding style require matching curly braces on all
if and else clauses, e.g., in the previous example I would have expected the `if' to
have curly braces since its else block has them, regardless of whether its
statement-block has more than a single line.

> e.g. 2
>     if (cond) {
>             if (cond2)
>                     statement();
>     } else
>             statement2(argument, argument2);
>
> e.g. 3
>     if (cond) {
>             /* comment */
>             statement();
>     }

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