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fastboot: sparse: fix sparse blocks calculation 

It may overflow in sparse_block_size_to_storage, use uint64_t instead in
the calculation.

Signed-off-by: Jeffy Chen <jeffy.chen@rock-chips.com>
This commit is contained in:
Jeffy Chen 2016-02-03 18:13:55 +08:00 committed by Tom Rini
parent 9dbdc6ebd4
commit d3bafe32ca
1 changed files with 2 additions and 1 deletions
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3
common/image-sparse.c
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@ -64,7 +64,8 @@ static unsigned int sparse_block_size_to_storage(unsigned int size,
sparse_storage_t *storage, sparse_storage_t *storage,
sparse_header_t *sparse) sparse_header_t *sparse)
{ {
return size * sparse->blk_sz / storage->block_sz; return (unsigned int)lldiv((uint64_t)size * sparse->blk_sz,
storage->block_sz);
} }
static bool sparse_chunk_has_buffer(chunk_header_t *chunk) static bool sparse_chunk_has_buffer(chunk_header_t *chunk)