Re: [Xen-devel] [PATCH 2 of 4] x86: make the pv-only e820 array be dynamic

[Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>]

> 
> ... this "else". If you have an e820 table already, and it's too small,
> you want to not only free it, but also allocate a new one. So
> instead of an "else" you'll need a second "if" here, recovering from
> the table possibly having got freed. Since xfree(NULL) is okay, you
> could actually simply use the inner conditional on the first check.

Grrr.. Right. How embarrassing - I will blame it on the lack of sleep.

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