1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/acpi/acpica/utglobal.c b/drivers/acpi/acpica/utglobal.c
index 49286a39b09e..eda3e656c4af 100644
--- a/drivers/acpi/acpica/utglobal.c
+++ b/drivers/acpi/acpica/utglobal.c
@@ -234,7 +234,7 @@ static const char acpi_gbl_hex_to_ascii[] = {
  *
  ******************************************************************************/
 
-char acpi_ut_hex_to_ascii_char(acpi_integer integer, u32 position)
+char acpi_ut_hex_to_ascii_char(u64 integer, u32 position)
 {
 
         return (acpi_gbl_hex_to_ascii[(integer >> position) & 0xF]);