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IOMMU Fix for Linux v5.0-rc3 

One fix only for now:
 
 	- Fix probe deferral in iommu/of code (broke with recent changes
 	  to iommu_ops->add_device invocation)
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Merge tag 'iommu-fixes-v5.0-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu

Pull IOMMU fix from Joerg Roedel:
 "One fix only for now: Fix probe deferral in iommu/of code (broke with
  recent changes to iommu_ops->add_device invocation)"

* tag 'iommu-fixes-v5.0-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu:
  iommu/of: Fix probe-deferral
This commit is contained in:
Linus Torvalds 2019-01-22 07:27:17 +13:00
parent 57ef300e46 e8e683ae9a
commit 52e60b7544
1 changed files with 1 additions and 1 deletions
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2
drivers/iommu/of_iommu.c
View File

@ -224,7 +224,7 @@ const struct iommu_ops *of_iommu_configure(struct device *dev,
* If we have reason to believe the IOMMU driver missed the initial
* probe for dev, replay it to get things in order.
*/
if (dev->bus && !device_iommu_mapped(dev))
if (!err && dev->bus && !device_iommu_mapped(dev))
err = iommu_probe_device(dev);
/* Ignore all other errors apart from EPROBE_DEFER */