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Subject: Re: [PATCH v5 1/9] scatterlist: add sg_zeroout_area() helper
To: Johannes Thumshirn <jthumshirn@suse.de>,
        Christoph Hellwig <hch@lst.de>, Keith Busch <keith.busch@intel.com>
Cc: Hannes Reinecke <hare@suse.de>, maxg@mellanox.com,
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        Linux Kernel Mailinglist <linux-kernel@vger.kernel.org>
References: <20170606143617.32143-1-jthumshirn@suse.de>
 <20170606143617.32143-2-jthumshirn@suse.de>
From: Sagi Grimberg <sagi@grimberg.me>
Message-ID: <eef19233-47d6-9ea3-9f03-d846ce578ef7@grimberg.me>
Date: Tue, 6 Jun 2017 21:26:09 +0300
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> +	while ((offset < buflen) && sg_miter_next(&miter)) {
> +		unsigned int len;
> +
> +		len = min(miter.length, buflen - offset);
> +		memset(miter.addr, '\0', len);

Why '\0' and not 0?