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arm64: kconfig: Move LIST_POISON to a safe value
authorJeff Vander Stoep <jeffv@google.com>
Tue, 18 Aug 2015 19:50:10 +0000 (20:50 +0100)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Tue, 29 Sep 2015 17:25:58 +0000 (19:25 +0200)
commit1bcc586eae97f5dfb9249c2d8c9406f0f8da57ae
tree7b4be602b02fd4ed8e3889d7f790bab30dd9bd77tree
parent2a6f41747737303b2241f0e30c6960a30102ac26commit | diff
arm64: kconfig: Move LIST_POISON to a safe value

commit bf0c4e04732479f650ff59d1ee82de761c0071f0 upstream.

Move the poison pointer offset to 0xdead000000000000, a
recognized value that is not mappable by user-space exploits.

Acked-by: Catalin Marinas <catalin.marinas@arm.com>
Signed-off-by: Thierry Strudel <tstrudel@google.com>
Signed-off-by: Jeff Vander Stoep <jeffv@google.com>
Signed-off-by: Will Deacon <will.deacon@arm.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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