IOMMU drivers can be initialized from of_iommu helpers. Such drivers don't
need to provide device_add callbacks to operate properly, so there is no
need to fail initialization if the callback is missing.
Signed-off-by: Marek Szyprowski <m.szyprow...@samsung.com>
---
drivers/iommu/iommu.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/iommu/iommu.c b/drivers/iommu/iommu.c
index ed8b04867b1f..02f798b7e295 100644
--- a/drivers/iommu/iommu.c
+++ b/drivers/iommu/iommu.c
@@ -737,7 +737,7 @@ static int add_iommu_group(struct device *dev, void *data)
const struct iommu_ops *ops = cb->ops;
if (!ops->add_device)
- return -ENODEV;
+ return 0;
WARN_ON(dev->iommu_group);
--
1.9.2
--
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