iommu/vt-d: Only insert alias dev_info if there is an alias

[firefly-linux-kernel-4.4.55.git] / drivers / iommu / dmar.c

diff --git a/drivers/iommu/dmar.c b/drivers/iommu/dmar.c
index c9db04d4ef39ae36553279859b6ca0f1c7972db1..8757f8dfc4e57afee580fc68d76b88658467dea5 100644 (file)
--- a/drivers/iommu/dmar.c
+++ b/drivers/iommu/dmar.c
@@ -1068,7 +1068,7 @@ static int alloc_iommu(struct dmar_drhd_unit *drhd)
        if (intel_iommu_enabled)
                iommu->iommu_dev = iommu_device_create(NULL, iommu,
                                                       intel_iommu_groups,
-                                                      iommu->name);
+                                                      "%s", iommu->name);
 
        return 0;