diff options
| author | Joerg Roedel <jroedel@suse.de> | 2020-03-26 18:08:27 +0300 |
|---|---|---|
| committer | Joerg Roedel <jroedel@suse.de> | 2020-03-27 13:12:19 +0300 |
| commit | 6990ec796a7470740e6fb108dd30948b1ac9beb9 (patch) | |
| tree | 56be0194ac536d9bbd18af0d1b623574093cf45e /drivers/acpi | |
| parent | 0008d0c3b1ab03b046b04b7bd9d70df1e2fffbfc (diff) | |
| download | linux-6990ec796a7470740e6fb108dd30948b1ac9beb9.tar.xz | |
ACPI/IORT: Remove direct access of dev->iommu_fwspec
Use the accessor functions instead of directly dereferencing
dev->iommu_fwspec.
Signed-off-by: Joerg Roedel <jroedel@suse.de>
Tested-by: Hanjun Guo <guohanjun@huawei.com>
Reviewed-by: Jean-Philippe Brucker <jean-philippe@linaro.org>
Link: https://lore.kernel.org/r/20200326150841.10083-3-joro@8bytes.org
Diffstat (limited to 'drivers/acpi')
| -rw-r--r-- | drivers/acpi/arm64/iort.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/acpi/arm64/iort.c b/drivers/acpi/arm64/iort.c index ed3d2d1a7ae9..7d04424189df 100644 --- a/drivers/acpi/arm64/iort.c +++ b/drivers/acpi/arm64/iort.c @@ -1015,6 +1015,7 @@ const struct iommu_ops *iort_iommu_configure(struct device *dev) return ops; if (dev_is_pci(dev)) { + struct iommu_fwspec *fwspec; struct pci_bus *bus = to_pci_dev(dev)->bus; struct iort_pci_alias_info info = { .dev = dev }; @@ -1027,8 +1028,9 @@ const struct iommu_ops *iort_iommu_configure(struct device *dev) err = pci_for_each_dma_alias(to_pci_dev(dev), iort_pci_iommu_init, &info); - if (!err && iort_pci_rc_supports_ats(node)) - dev->iommu_fwspec->flags |= IOMMU_FWSPEC_PCI_RC_ATS; + fwspec = dev_iommu_fwspec_get(dev); + if (fwspec && iort_pci_rc_supports_ats(node)) + fwspec->flags |= IOMMU_FWSPEC_PCI_RC_ATS; } else { int i = 0; |