linux-kernel - [PATCH] IOMMU: Intel: DMAR: Replace acpi_bus_get

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Message-ID: <1807113.tdWV9SEqCh@kreacher>
Date:   Tue, 01 Feb 2022 19:11:40 +0100
From:   "Rafael J. Wysocki" <rjw@...ysocki.net>
To:     David Woodhouse <dwmw2@...radead.org>,
        Lu Baolu <baolu.lu@...ux.intel.com>
Cc:     LKML <linux-kernel@...r.kernel.org>,
        Linux ACPI <linux-acpi@...r.kernel.org>,
        Joerg Roedel <joro@...tes.org>, Will Deacon <will@...nel.org>,
        iommu@...ts.linux-foundation.org
Subject: [PATCH] IOMMU: Intel: DMAR: Replace acpi_bus_get_device()

From: Rafael J. Wysocki <rafael.j.wysocki@...el.com>

Replace acpi_bus_get_device() that is going to be dropped with
acpi_fetch_acpi_dev().

No intentional functional impact.

Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@...el.com>
---
 drivers/iommu/intel/dmar.c |    3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

Index: linux-pm/drivers/iommu/intel/dmar.c
===================================================================
--- linux-pm.orig/drivers/iommu/intel/dmar.c
+++ linux-pm/drivers/iommu/intel/dmar.c
@@ -789,7 +789,8 @@ static int __init dmar_acpi_dev_scope_in
 				       andd->device_name);
 				continue;
 			}
-			if (acpi_bus_get_device(h, &adev)) {
+			adev = acpi_fetch_acpi_dev(h);
+			if (!adev) {
 				pr_err("Failed to get device for ACPI object %s\n",
 				       andd->device_name);
 				continue;