From dd608dd29a417da78f6aa1715efb9786787c550e Mon Sep 17 00:00:00 2001 From: Colin Cross Date: Fri, 13 Dec 2013 19:26:31 -0800 Subject: [PATCH] ion: add alignment check to chunk heap Signed-off-by: Colin Cross Signed-off-by: John Stultz Signed-off-by: Greg Kroah-Hartman --- drivers/staging/android/ion/ion_chunk_heap.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/staging/android/ion/ion_chunk_heap.c b/drivers/staging/android/ion/ion_chunk_heap.c index f21530f..a072089 100644 --- a/drivers/staging/android/ion/ion_chunk_heap.c +++ b/drivers/staging/android/ion/ion_chunk_heap.c @@ -47,6 +47,9 @@ static int ion_chunk_heap_allocate(struct ion_heap *heap, unsigned long num_chunks; unsigned long allocated_size; + if (align > chunk_heap->chunk_size) + return -EINVAL; + allocated_size = ALIGN(size, chunk_heap->chunk_size); num_chunks = allocated_size / chunk_heap->chunk_size; -- 2.7.4