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Revert "iommu/of: Delete usage of driver_deferred_probe_check_state()"

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This reverts commit b09796d528.

An issue was reported[1] on the original commit. I'll need to address that
before I can delete the use of driver_deferred_probe_check_state().  So,
bring it back for now.

[1] - https://lore.kernel.org/lkml/4799738.LvFx2qVVIh@steina-w/

Fixes: b09796d528 ("iommu/of: Delete usage of driver_deferred_probe_check_state()")
Reported-by: Jean-Philippe Brucker <jpb@kernel.org>
Tested-by: Jean-Philippe Brucker <jpb@kernel.org>
Tested-by: Alexander Stein <alexander.stein@ew.tq-group.com>
Signed-off-by: Saravana Kannan <saravanak@google.com>
Link: https://lore.kernel.org/r/20220819221616.2107893-5-saravanak@google.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Saravana Kannan 2022-08-19 15:16:14 -07:00 committed by Greg Kroah-Hartman
parent e20813dcdc
commit a4f1249086
1 changed files with 1 additions and 1 deletions
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2
drivers/iommu/of_iommu.c
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@ -40,7 +40,7 @@ static int of_iommu_xlate(struct device *dev,
* a proper probe-ordering dependency mechanism in future.
*/
if (!ops)
return -ENODEV;
return driver_deferred_probe_check_state(dev);
if (!try_module_get(ops->owner))
return -ENODEV;