linux-kernel - Re: [PATCH] vfs: fix uninitialized flags in splice_to

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [day] [month] [year] [list]

Date:   Mon, 20 Feb 2017 01:20:36 -0800
From:   Christoph Hellwig <hch@...radead.org>
To:     Miklos Szeredi <miklos@...redi.hu>
Cc:     Al Viro <viro@...IV.linux.org.uk>, linux-fsdevel@...r.kernel.org,
        linux-kernel@...r.kernel.org,
        Linus Torvalds <torvalds@...ux-foundation.org>
Subject: Re: [PATCH] vfs: fix uninitialized flags in splice_to_pipe()

On Thu, Feb 16, 2017 at 05:49:02PM +0100, Miklos Szeredi wrote:
> From: Miklos Szeredi <mszeredi@...hat.com>
> 
> Flags (PIPE_BUF_FLAG_PACKET, PIPE_BUF_FLAG_GIFT) could remain on the unused
> part of the pipe ring buffer.  Previously splice_to_pipe() left the flags
> value alone, which could result in incorrect behavior.
> 
> Uninitialized flags appears to have been there from the introduction of the
> splice syscall.

Looks fine,

Reviewed-by: Christoph Hellwig <hch@....de>