[PATCH] iommu/mtk: fix handling of of_count_phandle_with_args result

[Joerg Roedel]

On Tue, Mar 01, 2016 at 10:36:23AM +0100, Andrzej Hajda wrote:
> The function can return negative value so it should be assigned to signed
> variable. The patch changes also type of related i variable to make code
> more compact and coherent.
> 
> The problem has been detected using patch
> scripts/coccinelle/tests/unsigned_lesser_than_zero.cocci.
> 
> Signed-off-by: Andrzej Hajda <a.hajda at samsung.com>
> ---
>  drivers/iommu/mtk_iommu.c | 3 +--
>  1 file changed, 1 insertion(+), 2 deletions(-)

Applied, thanks.