[patch 1/2] iommu/mediatek: signedness bug in probe function

[Dan Carpenter]

"larb_nr" needs to be signed for the error handling to work.  "i" can
be int as well.

Fixes: 0df4fabe208d ('iommu/mediatek: Add mt8173 IOMMU driver')
Signed-off-by: Dan Carpenter <dan.carpen...@oracle.com>

diff --git a/drivers/iommu/mtk_iommu.c b/drivers/iommu/mtk_iommu.c
index 721ffdb..1a4022c 100644
--- a/drivers/iommu/mtk_iommu.c
+++ b/drivers/iommu/mtk_iommu.c
@@ -578,7 +578,7 @@ static int mtk_iommu_probe(struct platform_device *pdev)
        struct resource         *res;
        struct component_match  *match = NULL;
        void                    *protect;
-       unsigned int            i, larb_nr;
+       int                     i, larb_nr;
        int                     ret;
 
        data = devm_kzalloc(dev, sizeof(*data), GFP_KERNEL);