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From: Gregory Petrosyan <gregory.petrosyan@gmail.com>
To: Giangiacomo Mariotti <giangiacomo.mariotti@gmail.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: [PATCH] Misuse of sizeof
Date: Sat, 13 Dec 2008 19:48:45 +0300	[thread overview]
Message-ID: <20081213164845.GA19407@home> (raw)
In-Reply-To: <2aac3c260812130831m3ec4aa5cm3abd729499727873@mail.gmail.com>

On Sat, Dec 13, 2008 at 05:31:06PM +0100, Giangiacomo Mariotti wrote:
> IMO there's a bug in the use of sizeof in /arch/x86/boot/main.c, it's
> also a strange style.

> -	BUILD_BUG_ON(sizeof boot_params != 4096);
> -	memcpy(&boot_params.hdr, &hdr, sizeof hdr);
> +	BUILD_BUG_ON(sizeof(boot_params) != 4096);
> +	memcpy(&boot_params.hdr, &hdr, sizeof(hdr));

The 'sizeof xxx' style is perfectly valid.

	Gregory

  parent reply	other threads:[~2008-12-13 16:56 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-12-13 16:31 [PATCH] Misuse of sizeof Giangiacomo Mariotti
2008-12-13 16:43 ` Frédéric Weisbecker
2008-12-13 17:33   ` Giangiacomo Mariotti
2008-12-13 16:44 ` Miguel Ojeda
2008-12-13 16:48 ` Gregory Petrosyan [this message]
2008-12-13 16:59 ` Roland Dreier

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