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

From: Dan Carpenter
Date: Wed Mar 02 2016 - 05:11:04 EST


"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.carpenter@xxxxxxxxxx>

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);