1 files changed, 4 insertions, 6 deletions

diff --git a/drivers/acpi/utilities/utdebug.c b/drivers/acpi/utilities/utdebug.c
index a9148677f03..2d6a78fb01c 100644
--- a/drivers/acpi/utilities/utdebug.c
+++ b/drivers/acpi/utilities/utdebug.c
@@ -68,9 +68,9 @@ static const char *acpi_ut_trim_function_name(const char *function_name);
 
 void acpi_ut_init_stack_ptr_trace(void)
 {
-        u32 current_sp;
+        acpi_size current_sp;
 
-        acpi_gbl_entry_stack_pointer = ACPI_PTR_DIFF(&current_sp, NULL);
+        acpi_gbl_entry_stack_pointer = &current_sp;
 }
 
 /*******************************************************************************
@@ -89,10 +89,8 @@ void acpi_ut_track_stack_ptr(void)
 {
         acpi_size current_sp;
 
-        current_sp = ACPI_PTR_DIFF(&current_sp, NULL);
-
-        if (current_sp < acpi_gbl_lowest_stack_pointer) {
-                acpi_gbl_lowest_stack_pointer = current_sp;
+        if (&current_sp < acpi_gbl_lowest_stack_pointer) {
+                acpi_gbl_lowest_stack_pointer = &current_sp;
         }
 
         if (acpi_gbl_nesting_level > acpi_gbl_deepest_nesting) {