iommu/amd: Fix wrong check for ARRAY_SIZE()

[~andy/linux] / drivers / iommu / amd_iommu_init.c

diff --git a/drivers/iommu/amd_iommu_init.c b/drivers/iommu/amd_iommu_init.c
index 500e7f15f5c266043d5d2bdc27a04f489595be79..18a89b760aaa3d78940021f0637e7f090116bb23 100644 (file)
--- a/drivers/iommu/amd_iommu_init.c
+++ b/drivers/iommu/amd_iommu_init.c
@@ -1111,7 +1111,7 @@ static void print_iommu_info(void)
 
                if (iommu->cap & (1 << IOMMU_CAP_EFR)) {
                        pr_info("AMD-Vi:  Extended features: ");
-                       for (i = 0; ARRAY_SIZE(feat_str); ++i) {
+                       for (i = 0; i < ARRAY_SIZE(feat_str); ++i) {
                                if (iommu_feature(iommu, (1ULL << i)))
                                        pr_cont(" %s", feat_str[i]);
                        }
@@ -1131,9 +1131,6 @@ static int __init amd_iommu_init_pci(void)
                        break;
        }
 
-       /* Make sure ACS will be enabled */
-       pci_request_acs();
-
        ret = amd_iommu_init_devices();
 
        print_iommu_info();
@@ -1652,6 +1649,9 @@ static bool detect_ivrs(void)
 
        early_acpi_os_unmap_memory((char __iomem *)ivrs_base, ivrs_size);
 
+       /* Make sure ACS will be enabled during PCI probe */
+       pci_request_acs();
+
        return true;
 }