diff options
Diffstat (limited to 'drivers/perf/xgene_pmu.c')
| -rw-r--r-- | drivers/perf/xgene_pmu.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/drivers/perf/xgene_pmu.c b/drivers/perf/xgene_pmu.c index 2b6d476bd213..5283608dc055 100644 --- a/drivers/perf/xgene_pmu.c +++ b/drivers/perf/xgene_pmu.c @@ -1549,14 +1549,12 @@ static const struct acpi_device_id *xgene_pmu_acpi_match_type( static acpi_status acpi_pmu_dev_add(acpi_handle handle, u32 level, void *data, void **return_value) { + struct acpi_device *adev = acpi_fetch_acpi_dev(handle); const struct acpi_device_id *acpi_id; struct xgene_pmu *xgene_pmu = data; struct xgene_pmu_dev_ctx *ctx; - struct acpi_device *adev; - if (acpi_bus_get_device(handle, &adev)) - return AE_OK; - if (acpi_bus_get_status(adev) || !adev->status.present) + if (!adev || acpi_bus_get_status(adev) || !adev->status.present) return AE_OK; acpi_id = xgene_pmu_acpi_match_type(xgene_pmu_acpi_type_match, adev); |