Re: [patch 5/5] VFS: allow filesystem to override mknod capability checks

On Fri, Sep 21, 2007 at 02:23:48PM +0200, Miklos Szeredi wrote:
> From: Miklos Szeredi <[email protected]>
> 
> Add a new filesystem flag, that results in the VFS not checking if the
> current process has enough privileges to do an mknod().
> 
> This is needed on filesystems, where an unprivileged user may be able
> to create a device node, without causing security problems.

A user should never be able to create devices.  And no, I don't want to
see a filesystem that implements it's own file operations for device nodes.

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References:
- [patch 0/5] VFS changes
  - From: Miklos Szeredi <[email protected]>
- [patch 5/5] VFS: allow filesystem to override mknod capability checks
  - From: Miklos Szeredi <[email protected]>

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