[PATCH 1/3] iommu: Use dev_iommu_ops() for probe_finalize

From: Robin Murphy
Date: Tue Jun 21 2022 - 11:15:35 EST


The ->probe_finalize hook only runs after ->probe_device succeeds,
so we can move that over to the new dev_iommu_ops() as well.

Reviewed-by: Lu Baolu <baolu.lu@xxxxxxxxxxxxxxx>
Signed-off-by: Robin Murphy <robin.murphy@xxxxxxx>
---
drivers/iommu/iommu.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/iommu/iommu.c b/drivers/iommu/iommu.c
index 847ad47a2dfd..06d6989f07f6 100644
--- a/drivers/iommu/iommu.c
+++ b/drivers/iommu/iommu.c
@@ -272,7 +272,7 @@ static int __iommu_probe_device(struct device *dev, struct list_head *group_list

int iommu_probe_device(struct device *dev)
{
- const struct iommu_ops *ops = dev->bus->iommu_ops;
+ const struct iommu_ops *ops;
struct iommu_group *group;
int ret;

@@ -313,6 +313,7 @@ int iommu_probe_device(struct device *dev)
mutex_unlock(&group->mutex);
iommu_group_put(group);

+ ops = dev_iommu_ops(dev);
if (ops->probe_finalize)
ops->probe_finalize(dev);

--
2.36.1.dirty