ion: check invalid values in ion_system_heap

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ion_system_heap can only satisfy page alignment, and
ion_system_contig_heap can only satisify alignment to the
allocation size.  Neither can support faulting user mappings
because they use slab pages.

Signed-off-by: Colin Cross <ccross@android.com>
Signed-off-by: John Stultz <john.stultz@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

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Colin Cross 2013-12-13 14:25:03 -08:00 • committed by Greg Kroah-Hartman

parent 06e0dcaeb4

commit c13d1df947

1 changed files with 14 additions and 0 deletions

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drivers/staging/android/ion/ion_system_heap.c

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