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iommu: Do not dereference fwnode in struct device

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In order to make the underneath API easier to change in the future,
prevent users from dereferencing fwnode from struct device.
Instead, use the specific dev_fwnode() API for that.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Robin Murphy <robin.murphy@arm.com>
Link: https://lore.kernel.org/r/20220801164758.20664-1-andriy.shevchenko@linux.intel.com
Signed-off-by: Joerg Roedel <jroedel@suse.de>
This commit is contained in:
Andy Shevchenko
2022-08-01 19:47:58 +03:00
committed by Joerg Roedel
parent 7e18e42e4b
commit 927d8f272e
1 changed files with 1 additions and 1 deletions
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2
drivers/iommu/iommu.c
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@@ -173,7 +173,7 @@ int iommu_device_register(struct iommu_device *iommu,
iommu->ops = ops;
if (hwdev)
iommu->fwnode = hwdev->fwnode;
iommu->fwnode = dev_fwnode(hwdev);
spin_lock(&iommu_device_lock);
list_add_tail(&iommu->list, &iommu_device_list);