ACPICA: Cleanup of _PRT parsing code

Removed extraneous else clauses, other general cleanup.

Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Lin Ming <ming.m.lin@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>
Signed-off-by: Andi Kleen <ak@linux.intel.com>

diff --git a/drivers/acpi/resources/rscreate.c b/drivers/acpi/resources/rscreate.c
index 70c84ec..7804a8c 100644 (file)
--- a/drivers/acpi/resources/rscreate.c
+++ b/drivers/acpi/resources/rscreate.c
@@ -181,9 +181,9 @@ acpi_rs_create_pci_routing_table(union acpi_operand_object *package_object,
        }
 
        /*
-        * Loop through the ACPI_INTERNAL_OBJECTS - Each object
-        * should be a package that in turn contains an
-        * acpi_integer Address, a u8 Pin, a Name and a u8 source_index.
+        * Loop through the ACPI_INTERNAL_OBJECTS - Each object should be a
+        * package that in turn contains an acpi_integer Address, a u8 Pin,
+        * a Name, and a u8 source_index.
         */
        top_object_list = package_object->package.elements;
        number_of_elements = package_object->package.count;
@@ -240,9 +240,7 @@ acpi_rs_create_pci_routing_table(union acpi_operand_object *package_object,
                /* 1) First subobject: Dereference the PRT.Address */
 
                obj_desc = sub_object_list[0];
-               if (ACPI_GET_OBJECT_TYPE(obj_desc) == ACPI_TYPE_INTEGER) {
-                       user_prt->address = obj_desc->integer.value;
-               } else {
+               if (ACPI_GET_OBJECT_TYPE(obj_desc) != ACPI_TYPE_INTEGER) {
                        ACPI_ERROR((AE_INFO,
                                    "(PRT[%X].Address) Need Integer, found %s",
                                    index,
@@ -250,12 +248,12 @@ acpi_rs_create_pci_routing_table(union acpi_operand_object *package_object,
                        return_ACPI_STATUS(AE_BAD_DATA);
                }
 
+               user_prt->address = obj_desc->integer.value;
+
                /* 2) Second subobject: Dereference the PRT.Pin */
 
                obj_desc = sub_object_list[1];
-               if (ACPI_GET_OBJECT_TYPE(obj_desc) == ACPI_TYPE_INTEGER) {
-                       user_prt->pin = (u32) obj_desc->integer.value;
-               } else {
+               if (ACPI_GET_OBJECT_TYPE(obj_desc) != ACPI_TYPE_INTEGER) {
                        ACPI_ERROR((AE_INFO,
                                    "(PRT[%X].Pin) Need Integer, found %s",
                                    index,
@@ -284,6 +282,8 @@ acpi_rs_create_pci_routing_table(union acpi_operand_object *package_object,
                        }
                }
 
+               user_prt->pin = (u32) obj_desc->integer.value;
+
                /*
                 * If the BIOS has erroneously reversed the _PRT source_name (index 2)
                 * and the source_index (index 3), fix it. _PRT is important enough to
@@ -381,9 +381,7 @@ acpi_rs_create_pci_routing_table(union acpi_operand_object *package_object,
                /* 4) Fourth subobject: Dereference the PRT.source_index */
 
                obj_desc = sub_object_list[source_index_index];
-               if (ACPI_GET_OBJECT_TYPE(obj_desc) == ACPI_TYPE_INTEGER) {
-                       user_prt->source_index = (u32) obj_desc->integer.value;
-               } else {
+               if (ACPI_GET_OBJECT_TYPE(obj_desc) != ACPI_TYPE_INTEGER) {
                        ACPI_ERROR((AE_INFO,
                                    "(PRT[%X].SourceIndex) Need Integer, found %s",
                                    index,
@@ -391,6 +389,8 @@ acpi_rs_create_pci_routing_table(union acpi_operand_object *package_object,
                        return_ACPI_STATUS(AE_BAD_DATA);
                }
 
+               user_prt->source_index = (u32) obj_desc->integer.value;
+
                /* Point to the next union acpi_operand_object in the top level package */
 
                top_object_list++;