From: Linus Torvalds <torvalds@woody.linux-foundation.org>
Date: Thu, 19 Jul 2007 20:21:34 +0000 (-0700)
Subject: slub: fix ksize() for zero-sized pointers
X-Git-Tag: v2.6.23-rc1~263
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=9550b105b8646f916862aee3ab7b25020ca14159;p=pandora-kernel.git

slub: fix ksize() for zero-sized pointers

The slab and slob allocators already did this right, but slub would call
"get_object_page()" on the magic ZERO_SIZE_PTR, with all kinds of nasty
end results.

Noted by Ingo Molnar.

Cc: Ingo Molnar <mingo@elte.hu>
Cc: Christoph Lameter <clameter@sgi.com>
Cc: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---

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