ARM: poison memory between kuser helpers
authorRussell King <rmk+kernel@arm.linux.org.uk>
Thu, 4 Jul 2013 10:32:04 +0000 (11:32 +0100)
committerRussell King <rmk+kernel@arm.linux.org.uk>
Wed, 31 Jul 2013 20:31:09 +0000 (21:31 +0100)
commit5b43e7a383d69381ffe53423e46dd0fafae07da3
treedc963749afd1416d8737cf273385819896a33ba0
parentf928d4f2a86f46b030fa0850385b4391fc2b5918
ARM: poison memory between kuser helpers

Poison the memory between each kuser helper.  This ensures that any
branch between the kuser helpers will be appropriately trapped.

Cc: <stable@vger.kernel.org>
Acked-by: Nicolas Pitre <nico@linaro.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
arch/arm/kernel/entry-armv.S