Russell King 75bc4446e0 ARM: make vectors page inaccessible from userspace ...

commit a5463cd343 upstream.

If kuser helpers are not provided by the kernel, disable user access to
the vectors page.  With the kuser helpers gone, there is no reason for
this page to be visible to userspace.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

2013-08-11 18:35:20 -07:00

3.6 KiB

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