Subject: Re: md/raid1: Improve another size determination in setup_conf()
To: Dan Carpenter <dan.carpenter@oracle.com>,
        Richard Weinberger <richard.weinberger@gmail.com>
References: <566ABCD9.1060404@users.sourceforge.net>
 <786843ef-4b6f-eb04-7326-2f6f5b408826@users.sourceforge.net>
 <9831fce9-d689-89e4-dec8-50cadcd13fdd@users.sourceforge.net>
 <CAFLxGvx0Fr-WNvKYACdvNiZwYzHW4ocna9HPH8J_WPSXWc+ngg@mail.gmail.com>
 <20161007075345.GB6039@mwanda>
Cc: "linux-raid@vger.kernel.org" <linux-raid@vger.kernel.org>,
        Christoph Hellwig <hch@lst.de>, Guoqing Jiang <gqjiang@suse.com>,
        Jens Axboe <axboe@fb.com>, Mike Christie <mchristi@redhat.com>,
        Neil Brown <neilb@suse.com>, Shaohua Li <shli@kernel.org>,
        Tomasz Majchrzak <tomasz.majchrzak@intel.com>,
        LKML <linux-kernel@vger.kernel.org>,
        "kernel-janitors@vger.kernel.org" <kernel-janitors@vger.kernel.org>,
        Julia Lawall <julia.lawall@lip6.fr>
From: SF Markus Elfring <elfring@users.sourceforge.net>
Message-ID: <77d68bcd-1ae4-4808-fc0b-6183ae5fb6c4@users.sourceforge.net>
Date: Fri, 7 Oct 2016 10:53:15 +0200
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>>> Replace the specification of a data structure by a pointer dereference
>>> as the parameter for the operator "sizeof" to make the corresponding size
>>> determination a bit safer.
>>
>> Isn't this pure matter of taste?
>> Some developers prefer sizeof(*ptr) because it is easier to type, other
>> developers prefer sizeof(struct foo) because you can determine the type
>> at first sight and makes review more easy.
> 
> sizeof(*ptr) is more future proof and normally more obvious and easier
> to review.

Is it interesting to see how different the software development opinions
can be for such an implementation detail?


> That said, I've tried to tell Markus to only send bugfix patches

Can any deviations from the Linux coding style become "bugs" also in
your view of the software situation?


> because these are a waste of time

How do you value compliance with coding styles?


> and regularly introduce bugs.

Really?

Would you like to discuss concrete incidents any further?

Regards,
Markus