diff options
| -rw-r--r-- | drivers/pci/intel-iommu.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/pci/intel-iommu.c b/drivers/pci/intel-iommu.c index 235fb7a5a8a..3dfecb20d5e 100644 --- a/drivers/pci/intel-iommu.c +++ b/drivers/pci/intel-iommu.c @@ -438,7 +438,8 @@ static struct intel_iommu *device_to_iommu(u8 bus, u8 devfn) continue; for (i = 0; i < drhd->devices_cnt; i++) - if (drhd->devices[i]->bus->number == bus && + if (drhd->devices[i] && + drhd->devices[i]->bus->number == bus && drhd->devices[i]->devfn == devfn) return drhd->iommu; |