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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)
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>

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