diff options
author | David E. Box <david.e.box@linux.intel.com> | 2014-04-30 04:04:20 +0200 |
---|---|---|
committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2014-05-07 00:55:00 +0200 |
commit | c28fa24b97789bd61b09014380a2eb71a522090a (patch) | |
tree | 9e2aaeec4097c6863a7e90b1b315b9c00a14cd38 /drivers/acpi | |
parent | ACPICA: Add support for _LPD and _PRP methods. (diff) | |
download | linux-c28fa24b97789bd61b09014380a2eb71a522090a.tar.xz linux-c28fa24b97789bd61b09014380a2eb71a522090a.zip |
ACPICA: Update handling of PCI ID lists.
More of a style cleanup. If hw_build_pci_list is to return a non-zero
status, it now deletes any partial ID list that has been constructed.
If it returns AE_OK, the caller is responsible for list deletion.
David Box.
Signed-off-by: David E. Box <david.e.box@linux.intel.com>
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Lv Zheng <lv.zheng@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'drivers/acpi')
-rw-r--r-- | drivers/acpi/acpica/hwpci.c | 15 |
1 files changed, 12 insertions, 3 deletions
diff --git a/drivers/acpi/acpica/hwpci.c b/drivers/acpi/acpica/hwpci.c index e701d8c33dbf..6aade8e1d2a1 100644 --- a/drivers/acpi/acpica/hwpci.c +++ b/drivers/acpi/acpica/hwpci.c @@ -140,11 +140,12 @@ acpi_hw_derive_pci_id(struct acpi_pci_id *pci_id, /* Walk the list, updating the PCI device/function/bus numbers */ status = acpi_hw_process_pci_list(pci_id, list_head); - } - /* Always delete the list */ + /* Delete the list */ + + acpi_hw_delete_pci_list(list_head); + } - acpi_hw_delete_pci_list(list_head); return_ACPI_STATUS(status); } @@ -187,6 +188,10 @@ acpi_hw_build_pci_list(acpi_handle root_pci_device, while (1) { status = acpi_get_parent(current_device, &parent_device); if (ACPI_FAILURE(status)) { + + /* Must delete the list before exit */ + + acpi_hw_delete_pci_list(*return_list_head); return (status); } @@ -199,6 +204,10 @@ acpi_hw_build_pci_list(acpi_handle root_pci_device, list_element = ACPI_ALLOCATE(sizeof(struct acpi_pci_device)); if (!list_element) { + + /* Must delete the list before exit */ + + acpi_hw_delete_pci_list(*return_list_head); return (AE_NO_MEMORY); } |