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>
Thu, 1 Oct 2015 10:07:29 +0000 (12:07 +0200)
commitf828609ff36c1180c06e307d2c51d4ede337f7da
treec4b9d4b745333a7a29a2fdfe65f0d2e2e13562f7
parent957c0c65c71536c95d0cd92e9a4583272402567d
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>
arch/arm64/Kconfig