Re: [PATCH 1/2] vmalloc: use ZERO_SIZE_PTR / ZERO_OR_NULL_PTR
From: Dan Carpenter <hidden>
Date: 2012-02-28 09:42:30
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On Tue, Feb 28, 2012 at 01:33:59PM +0400, Dmitry Antipov wrote:
- Fix vmap() to return ZERO_SIZE_PTR if 0 pages are requested; - fix __vmalloc_node_range() to return ZERO_SIZE_PTR if 0 bytes are requested; - fix __vunmap() to check passed pointer with ZERO_OR_NULL_PTR.
Why? Also patch 2/2 should go in before patch 1/2 or it breaks things. regards, dan carpenter
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