Messages in this thread Patch in this message | | | From | <> | Subject | [PATCH] iommu/mediatek: Do not call of_node_put in mtk_iommu_of_xlate | Date | Wed, 8 Jun 2016 17:50:44 +0800 |
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From: Honghui Zhang <honghui.zhang@mediatek.com>
The device_node will be released in of_iommu_configure, it may be double released if call of_node_put in mtk_iommu_of_xlate.
Signed-off-by: Honghui Zhang <honghui.zhang@mediatek.com> --- drivers/iommu/mtk_iommu.c | 1 - 1 file changed, 1 deletion(-)
diff --git a/drivers/iommu/mtk_iommu.c b/drivers/iommu/mtk_iommu.c index c3043d8..493bd3e 100644 --- a/drivers/iommu/mtk_iommu.c +++ b/drivers/iommu/mtk_iommu.c @@ -455,7 +455,6 @@ static int mtk_iommu_of_xlate(struct device *dev, struct of_phandle_args *args) if (!dev->archdata.iommu) { /* Get the m4u device */ m4updev = of_find_device_by_node(args->np); - of_node_put(args->np); if (WARN_ON(!m4updev)) return -EINVAL; -- 1.8.1.1.dirty
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