hwtracing: coresight: Replace acpi_bus_get_device()

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@intel.com>
Link: https://lore.kernel.org/r/5790600.lOV4Wx5bFT@kreacher
Signed-off-by: Suzuki K Poulose <suzuki.poulose@arm.com>

diff --git a/drivers/hwtracing/coresight/coresight-platform.c b/drivers/hwtracing/coresight/coresight-platform.c
index c594f45319fc55b5102aa3fbe5e73bac1847701c..47589971410467a64c16100bfddce51e997cf01f 100644 (file)
--- a/drivers/hwtracing/coresight/coresight-platform.c
+++ b/drivers/hwtracing/coresight/coresight-platform.c
@@ -626,7 +626,7 @@ static int acpi_coresight_parse_link(struct acpi_device *adev,
                                     const union acpi_object *link,
                                     struct coresight_connection *conn)
 {
-       int rc, dir;
+       int dir;
        const union acpi_object *fields;
        struct acpi_device *r_adev;
        struct device *rdev;
@@ -643,9 +643,9 @@ static int acpi_coresight_parse_link(struct acpi_device *adev,
            fields[3].type != ACPI_TYPE_INTEGER)
                return -EINVAL;
 
-       rc = acpi_bus_get_device(fields[2].reference.handle, &r_adev);
-       if (rc)
-               return rc;
+       r_adev = acpi_fetch_acpi_dev(fields[2].reference.handle);
+       if (!r_adev)
+               return -ENODEV;
 
        dir = fields[3].integer.value;
        if (dir == ACPI_CORESIGHT_LINK_MASTER) {