iommu: Check for iommu_ops == NULL in iommu_probe_device()
This check needs to be there and got lost at some point
during development. Add it again.
Fixes: 641fb0efbf
('iommu/of: Don't call iommu_ops->add_device directly')
Reported-by: Marek Szyprowski <m.szyprowski@samsung.com>
Reported-by: kernelci.org bot <bot@kernelci.org>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
This commit is contained in:
parent
d2e1a003af
commit
dc9de8a2b2
@ -114,10 +114,14 @@ void iommu_device_unregister(struct iommu_device *iommu)
|
||||
int iommu_probe_device(struct device *dev)
|
||||
{
|
||||
const struct iommu_ops *ops = dev->bus->iommu_ops;
|
||||
int ret = -EINVAL;
|
||||
|
||||
WARN_ON(dev->iommu_group);
|
||||
|
||||
return ops->add_device(dev);
|
||||
if (ops)
|
||||
ret = ops->add_device(dev);
|
||||
|
||||
return ret;
|
||||
}
|
||||
|
||||
void iommu_release_device(struct device *dev)
|
||||
|
Loading…
Reference in New Issue
Block a user