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iommu: Propagate error in add_iommu_group

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Make sure any errors reported from the IOMMU drivers get
progapated back to the IOMMU core.

Signed-off-by: Joerg Roedel <jroedel@suse.de>
This commit is contained in:
Joerg Roedel 2015-05-28 18:41:26 +02:00
parent 269aa808a9
commit 19762d7095
1 changed files with 1 additions and 3 deletions
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4
drivers/iommu/iommu.c
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@ -750,9 +750,7 @@ static int add_iommu_group(struct device *dev, void *data)
WARN_ON(dev->iommu_group); WARN_ON(dev->iommu_group);
ops->add_device(dev); return ops->add_device(dev);
return 0;
} }
static int iommu_bus_notifier(struct notifier_block *nb, static int iommu_bus_notifier(struct notifier_block *nb,