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ion: add alignment check to carveout heap

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Change-Id: I25c752b3eacb48cccea5be2df319634b3affd331
Signed-off-by: Colin Cross <ccross@android.com>
This commit is contained in:
Colin Cross
2013-11-26 13:43:29 -08:00
parent 8af13473b7
commit 63ddadde39
1 changed files with 3 additions and 0 deletions
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3
drivers/staging/android/ion/ion_carveout_heap.c
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@@ -70,6 +70,9 @@ static int ion_carveout_heap_allocate(struct ion_heap *heap,
unsigned long size, unsigned long align,
unsigned long flags)
{
if (align > PAGE_SIZE)
return -EINVAL;
buffer->priv_phys = ion_carveout_allocate(heap, size, align);
return buffer->priv_phys == ION_CARVEOUT_ALLOCATE_FAIL ? -ENOMEM : 0;
}