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* [patch 1/2] iommu/mediatek: signedness bug in probe function
@ 2016-03-02 10:10 Dan Carpenter
  2016-03-02 13:53 ` Joerg Roedel
  0 siblings, 1 reply; 2+ messages in thread
From: Dan Carpenter @ 2016-03-02 10:10 UTC (permalink / raw)
  To: Joerg Roedel, Yong Wu
  Cc: Matthias Brugger, kernel-janitors-u79uwXL29TY76Z2rM5mHXA,
	iommu-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA,
	linux-mediatek-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r,
	linux-kernel-u79uwXL29TY76Z2rM5mHXA

"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-QHcLZuEGTsvQT0dZR+AlfA@public.gmane.org>

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);

^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [patch 1/2] iommu/mediatek: signedness bug in probe function
  2016-03-02 10:10 [patch 1/2] iommu/mediatek: signedness bug in probe function Dan Carpenter
@ 2016-03-02 13:53 ` Joerg Roedel
  0 siblings, 0 replies; 2+ messages in thread
From: Joerg Roedel @ 2016-03-02 13:53 UTC (permalink / raw)
  To: Dan Carpenter
  Cc: kernel-janitors-u79uwXL29TY76Z2rM5mHXA,
	linux-kernel-u79uwXL29TY76Z2rM5mHXA,
	iommu-cunTk1MwBs9QetFLy7KEm3xJsTq8ys+cHZ5vskTnxNA,
	linux-mediatek-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r, Matthias Brugger

On Wed, Mar 02, 2016 at 01:10:06PM +0300, Dan Carpenter wrote:
> "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-QHcLZuEGTsvQT0dZR+AlfA@public.gmane.org>
> 
> 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);

I merged a similar fix from Andrzej Hajda yesterday.

^ permalink raw reply	[flat|nested] 2+ messages in thread

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