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)
 -----BEGIN PGP SIGNATURE-----
 Version: GnuPG v2
 
 iQIcBAABAgAGBQJcRZMlAAoJECvwRC2XARrjk2MQAIvf8Ze/T9xlCG+ouzdrnkfs
 oUeta4cdrfsHc5kk+RPOHSQzPJxYeAGYFQHi2W0Vkh0f7vOj+Cwr/vaMbRQS5I/+
 dfQSj7nwSmLEaGlC2OIzWmJ50Mj4L4M2rV5q8IXQqP5plPM22s7u5p9pJOiNIqhX
 K/EBlA+movhnh3RqrzjJ1Vl5aKl0RQhrl1vJfxgTeoem42f9nWMEflifbddrQsbm
 G12RQdjTVI7w/IVc+xwPPAimhZX2we9MowXmVB7zdVA1MUa3i1rwLYNIkdJ56lRN
 F/OC/WyMIkln8SLP1A2VOb1M7Vkkao2gaSwLw3XP92oxzimQMHHTMalI1C2Pv4/e
 yrrSPzg4A0QadeS68loEOIT/zneGfd4EX3P7J2DysSLrwqkiiE/Ivgn737TcsleW
 xLnknIgkaTx3pxW7p2rZDWPQcQVAk60IOU4o6tSyCwfFVAk4teJxKZF98fyMhmf6
 LR2GPYmXTAdc+s1TVTotYX9/g1InRcPbwOCbnlsPQ/iykYLlF3kn+fAJiliv6bNj
 PZ39B0gLmKPF5jqvnxNeXy94nF5IgGek+tGdmR0j1Y0i3MuvJnqvq09NCnwxXY6I
 SReu1R66C24m4uLkHATTovWBvGJ4sFBPzDl4OpbB248I4cboYcAfaxwbitc7JMf/
 79KXXR3tiNUY1cDmt7u2
 =+93K
 -----END PGP SIGNATURE-----

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
commit 52e60b7544

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 */