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From: Dan Carpenter <dan.carpenter@oracle.com>
To: Gao Xiang <gaoxiang25@huawei.com>
Cc: Chao Yu <yuchao0@huawei.com>, Ming Lei <ming.lei@redhat.com>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	devel@driverdev.osuosl.org, linux-erofs@lists.ozlabs.org,
	Chao Yu <chao@kernel.org>, LKML <linux-kernel@vger.kernel.org>,
	weidu.du@huawei.com, Fang Wei <fangwei1@huawei.com>,
	Miao Xie <miaoxie@huawei.com>
Subject: Re: [PATCH v2] staging: erofs: fix unexpected out-of-bound data access
Date: Fri, 12 Apr 2019 16:51:45 +0300	[thread overview]
Message-ID: <20190412135145.GK6095@kadam> (raw)
In-Reply-To: <20190412095314.224932-1-gaoxiang25@huawei.com>

On Fri, Apr 12, 2019 at 05:53:14PM +0800, Gao Xiang wrote:
> Unexpected out-of-bound data will be read in erofs_read_raw_page
> after commit 07173c3ec276 ("block: enable multipage bvecs") since
> one iovec could have multiple pages.
> 
> Let's fix as what Ming's pointed out in the previous email [1].
> 
> [1] https://lore.kernel.org/lkml/20190411080953.GE421@ming.t460p/
> 

Please also use the Fixes tag.

Fixes: 07173c3ec276 ("block: enable multipage bvecs")

> Suggested-by: Ming Lei <ming.lei@redhat.com>
> Reviewed-by: Chao Yu <yuchao0@huawei.com>
> Signed-off-by: Gao Xiang <gaoxiang25@huawei.com>

regards,
dan carpenter

  reply	other threads:[~2019-04-12 13:52 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-04-12  9:53 Gao Xiang
2019-04-12 13:51 ` Dan Carpenter [this message]
2019-04-12 14:38   ` Gao Xiang

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