Re: 9pfs double kfree

[Arjan van de Ven]

On Mon, 2006-03-06 at 10:23 +0200, Pekka Enberg wrote:
> On 3/6/06, Al Viro <viro@xxxxxxxxxxxxxxxx> wrote:
> > Legal, but rather bad taste.  Init to NULL, possibly assign the value
> > if kmalloc(), then kfree() unconditionally - sure, but that... almost
> > certainly one hell of a lousy cleanup logics somewhere.
> 
> Agreed.

btw slab already detects double free()s. That doesn't mean this idea is
useless; it'll catch stuff, but it's not for pure finding double free ;)

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