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iommu/vt-d: Don't return error when device gets right domain 

If a device gets a right domain in add_device ops, it shouldn't
return error.

Fixes: 942067f1b6 ("iommu/vt-d: Identify default domains replaced with private")
Signed-off-by: Lu Baolu <baolu.lu@linux.intel.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
This commit is contained in:
Lu Baolu 2019-06-12 08:28:45 +08:00 committed by Joerg Roedel
parent 1c5c59fbad
commit f4c63ea91c
1 changed files with 0 additions and 6 deletions
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6
drivers/iommu/intel-iommu.c
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@ -5388,10 +5388,7 @@ static int intel_iommu_add_device(struct device *dev)
domain_add_dev_info(si_domain, dev);
dev_info(dev,
"Device uses a private identity domain.\n");
return 0;
}
return -ENODEV;
}
} else {
if (device_def_domain_type(dev) == IOMMU_DOMAIN_DMA) {
@ -5406,10 +5403,7 @@ static int intel_iommu_add_device(struct device *dev)
dev_info(dev,
"Device uses a private dma domain.\n");
return 0;
}
return -ENODEV;
}
}