linux-kernel - Re: [RFC PATCH] fs: register_filesystem: Don't allow '\t' and '\n'.

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Message-ID: <20090409210322.GH26366@ZenIV.linux.org.uk>
Date:	Thu, 9 Apr 2009 22:03:22 +0100
From:	Al Viro <viro@...IV.linux.org.uk>
To:	Tetsuo Handa <penguin-kernel@...ove.SAKURA.ne.jp>
Cc:	linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [RFC PATCH] fs: register_filesystem: Don't allow '\t' and '\n'.

On Thu, Apr 09, 2009 at 08:18:20PM +0900, Tetsuo Handa wrote:
> Is it legal to use '\t' and '\n' in filesystem's name?
> If legal, we should use \ooo escape for /proc/filesystems .
> 
> ----------
> [RFC PATCH] fs: register_filesystem: Don't allow '\t' and '\n'.
> 
> Registering a filesystem with broken name
> 
>   static struct file_system_type dummy_fs_type = {
>           .name       = "a\tb\nc",
>   };
> 
> results in

... rejected patch submission.  End of problem...
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