From: Boris Brezillon <boris.brezillon@collabora.com>
To: Boris Brezillon <bbrezillon@kernel.org>,
David Woodhouse <dwmw2@infradead.org>,
Brian Norris <computersforpeace@gmail.com>,
Marek Vasut <marek.vasut@gmail.com>,
Richard Weinberger <richard@nod.at>,
Miquel Raynal <miquel.raynal@bootlin.com>,
linux-mtd@lists.infradead.org
Cc: Geert Uytterhoeven <geert@linux-m68k.org>,
Your Name <patch-notifications@your-domain.com>,
stable@vger.kernel.org
Subject: Re: mtd: Make sure mtd->erasesize is valid even if the partition is of size 0
Date: Wed, 6 Feb 2019 09:37:06 +0100 [thread overview]
Message-ID: <20190206083706.14171-1-boris.brezillon@collabora.com> (raw)
In-Reply-To: <20190130115552.9610-1-bbrezillon@kernel.org>
From: Your Name <patch-notifications@your-domain.com>
On Wed, 2019-01-30 at 11:55:52 UTC, Boris Brezillon wrote:
> Commit 33f45c44d68b ("mtd: Do not allow MTD devices with inconsistent
> erase properties") introduced a check to make sure ->erasesize and
> ->_erase values are consistent with the MTD_NO_ERASE flag.
> This patch did not take the 0 bytes partition case into account which
> can happen when the defined partition is outside the flash device memory
> range. Fix that by setting the partition erasesize to the parent
> erasesize.
>
> Fixes: 33f45c44d68b ("mtd: Do not allow MTD devices with inconsistent erase properties")
> Reported-by: Geert Uytterhoeven <geert@linux-m68k.org>
> Cc: <stable@vger.kernel.org>
> Cc: Geert Uytterhoeven <geert@linux-m68k.org>
> Signed-off-by: Boris Brezillon <bbrezillon@kernel.org>
> Tested-by: Geert Uytterhoeven <geert+renesas@glider.be>
Applied to http://git.infradead.org/linux-mtd.git mtd/fixes, thanks.
y'all come back now!
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prev parent reply other threads:[~2019-02-06 8:37 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-01-30 11:55 [PATCH] mtd: Make sure mtd->erasesize is valid even if the partition is of size 0 Boris Brezillon
2019-02-05 12:58 ` Geert Uytterhoeven
2019-02-06 8:37 ` Boris Brezillon [this message]
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