From: Hillf Danton <dhillf@gmail.com>
Date: Tue, 15 Nov 2011 22:36:12 +0000 (-0800)
Subject: hugetlb: release pages in the error path of hugetlb_cow()
X-Git-Tag: v3.2-rc3~52
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=ea4039a34c4c206d015d34a49d0b00868e37db1d;p=pandora-kernel.git

hugetlb: release pages in the error path of hugetlb_cow()

If we fail to prepare an anon_vma, the {new, old}_page should be released,
or they will leak.

Signed-off-by: Hillf Danton <dhillf@gmail.com>
Reviewed-by: Andrea Arcangeli <aarcange@redhat.com>
Cc: Hugh Dickins <hughd@google.com>
Cc: Johannes Weiner <jweiner@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---

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