Messages in this thread Patch in this message | | | From | Niklas Schnelle <> | Subject | [PATCH] iommu/s390: fail probe for non-pci device | Date | Fri, 8 Jul 2022 10:14:18 +0200 |
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From: Matthew Rosato <mjrosato@linux.ibm.com>
s390-iommu only supports pci_bus_type today
Signed-off-by: Matthew Rosato <mjrosato@linux.ibm.com> --- drivers/iommu/s390-iommu.c | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-)
diff --git a/drivers/iommu/s390-iommu.c b/drivers/iommu/s390-iommu.c index dd957145fb81..762f892b4ec3 100644 --- a/drivers/iommu/s390-iommu.c +++ b/drivers/iommu/s390-iommu.c @@ -185,7 +185,12 @@ static void s390_iommu_detach_device(struct iommu_domain *domain, static struct iommu_device *s390_iommu_probe_device(struct device *dev) { - struct zpci_dev *zdev = to_zpci_dev(dev); + struct zpci_dev *zdev; + + if (!dev_is_pci(dev)) + return ERR_PTR(-ENODEV); + + zdev = to_zpci_dev(dev); return &zdev->iommu_dev; } -- 2.34.1
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