Re: [PATCH] net: ifb error path loop fix

[David Miller <davem@davemloft.net>]

From: Mariusz Kozlowski <m.kozlowski@tuxland.pl>
Date: Tue, 2 Jan 2007 11:49:42 +0100

> Hello David, 
> 
> > One could argue from a defensive programming perspective that
> > this bug comes from the fact that the ifb_init_one() loop
> > advances state before checking for errors ('i' is advanced before
> > the 'err' check due to the loop construct), and that's why the
> > error recovery code had to be coded specially :-)
> 
> Now when I look at it I might be wrong and it is not a bug at all. 
> It's just coded in weird way. Anyway isn't there kfree(ifbs) missing
> on error path?
> 
> The patch below should clear things a bit (against plain 2.6.20-rc2-mm1).
> 
> Signed-off-by: Mariusz Kozlowski <m.kozlowski@tuxland.pl>

Ok, I've removed the original patch from my tree.

I'll let this cleanup sit for a while so others can review
it :-)
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