From: "Theodore Y. Ts'o" <tytso@mit.edu>
To: Jiri Slaby <jslaby@suse.cz>
Cc: Ext4 Developers List <linux-ext4@vger.kernel.org>,
stable@vger.kernel.org
Subject: Re: [PATCH] ext4: avoid arithemetic overflow that can trigger a BUG
Date: Fri, 31 Aug 2018 22:50:03 -0400 [thread overview]
Message-ID: <20180901025003.GB27277@thunk.org> (raw)
In-Reply-To: <27af5487-9579-0950-94b5-0292b80e37c7@suse.cz>
On Fri, Aug 31, 2018 at 09:31:36PM +0200, Jiri Slaby wrote:
>
> Can't this be just
>
> map.m_len = min_t(unsigned long, last_block - first_block + 1, UINT_MAX)?
Yes, good point, thanks.
- Ted
next prev parent reply other threads:[~2018-09-01 2:50 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-08-31 17:41 [PATCH] ext4: avoid arithemetic overflow that can trigger a BUG Theodore Ts'o
2018-08-31 19:31 ` Andreas Dilger
2018-09-01 2:49 ` Theodore Y. Ts'o
2018-08-31 19:31 ` Jiri Slaby
2018-09-01 2:50 ` Theodore Y. Ts'o [this message]
2018-09-01 16:49 ` [PATCH -v2] " Theodore Ts'o
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