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From: Miquel Raynal <miquel.raynal@bootlin.com>
To: yangerkun <yangerkun@huawei.com>,
	zhongguohua1@huawei.com, joern@lazybastard.org,
	miquel.raynal@bootlin.com, richard@nod.at, patrick@baymotion.com,
	linux-mtd@lists.infradead.org
Cc: yi.zhang@huawei.com
Subject: Re: [PATCH] mtd: phram: use div_u64_rem to stop overwrite len in phram_setup
Date: Mon,  4 Jan 2021 11:18:30 +0100	[thread overview]
Message-ID: <20210104101830.3036-1-miquel.raynal@bootlin.com> (raw)
In-Reply-To: <20201230021718.2043147-1-yangerkun@huawei.com>

On Wed, 2020-12-30 at 02:17:18 UTC, yangerkun wrote:
> We now support user to set erase page size, and use do_div between len
> and erase size to determine the reasonableness for the erase size.
> However, do_div is a macro and will overwrite the value of len. Which
> results a mtd device with unexcepted size. Fix it by use div_u64_rem.
> 
> Fixes: ffad560394de ("mtd: phram: Allow the user to set the erase page size.")
> Signed-off-by: yangerkun <yangerkun@huawei.com>

Applied to https://git.kernel.org/pub/scm/linux/kernel/git/mtd/linux.git mtd/next, thanks.

Miquel

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  parent reply	other threads:[~2021-01-04 10:19 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-12-30  2:17 [PATCH] mtd: phram: use div_u64_rem to stop overwrite len in phram_setup yangerkun
2021-01-04 10:08 ` Miquel Raynal
2021-01-04 10:18 ` Miquel Raynal [this message]
2021-01-25  5:48   ` yangerkun
2021-01-25  8:28     ` Miquel Raynal
2021-01-25  8:36       ` yangerkun
2021-01-25  8:53         ` Miquel Raynal

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