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iommu/virtio: 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 device_match_fwnode() API for that.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Jean-Philippe Brucker <jean-philippe@linaro.org>
Link: https://lore.kernel.org/r/20220801165142.20898-1-andriy.shevchenko@linux.intel.com
Signed-off-by: Joerg Roedel <jroedel@suse.de>
This commit is contained in:
Andy Shevchenko 2022-08-01 19:51:42 +03:00 committed by Joerg Roedel
parent 7e18e42e4b
commit 0c9ccaf24e
1 changed files with 1 additions and 1 deletions
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2
drivers/iommu/virtio-iommu.c
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@ -925,7 +925,7 @@ static struct virtio_driver virtio_iommu_drv;
static int viommu_match_node(struct device *dev, const void *data)
{
return dev->parent->fwnode == data;
return device_match_fwnode(dev->parent, data);
}
static struct viommu_dev *viommu_get_by_fwnode(struct fwnode_handle *fwnode)