1 files changed, 2 insertions, 2 deletions

diff --git a/drivers/acpi/dispatcher/dswstate.c b/drivers/acpi/dispatcher/dswstate.c
index d360d8e89544..5621665991b5 100644
--- a/drivers/acpi/dispatcher/dswstate.c
+++ b/drivers/acpi/dispatcher/dswstate.c
@@ -744,7 +744,7 @@ acpi_ds_init_aml_walk (
         u8                              *aml_start,
         u32                             aml_length,
         struct acpi_parameter_info      *info,
-        u32                             pass_number)
+        u8                              pass_number)
 {
         acpi_status                     status;
         struct acpi_parse_state         *parser_state = &walk_state->parser_state;
@@ -762,7 +762,7 @@ acpi_ds_init_aml_walk (
         /* The next_op of the next_walk will be the beginning of the method */
 
         walk_state->next_op = NULL;
-        walk_state->pass_number = (u8) pass_number;
+        walk_state->pass_number = pass_number;
 
         if (info) {
                 if (info->parameter_type == ACPI_PARAM_GPE) {