Commit 0e89a0fc authored by Armin Wolf's avatar Armin Wolf Committed by Rafael J. Wysocki
Browse files

ACPICA: Add support for supressing leading zeros in hex strings 

ACPICA commit 86289439d9f8b9eda28c249da66ae230d6439491

Currently the leading_zeros argument has no effect when
converting hex integers. Fix that.

Link: https://github.com/acpica/acpica/commit/86289439


Signed-off-by: default avatarArmin Wolf <W_Armin@gmx.de>
Signed-off-by: default avatarRafael J. Wysocki <rafael.j.wysocki@intel.com>
parent 76a09d94

drivers/acpi/acpica/exconvrt.c

+11 −1
Original line number Diff line number Diff line
@@ -270,6 +270,7 @@ acpi_ex_convert_to_ascii(u64 integer, 
	u32 decimal_length;

	u32 remainder;

	u8 supress_zeros = !leading_zeros;

	u8 hex_char;



	ACPI_FUNCTION_ENTRY();
@@ -330,8 +331,17 @@ acpi_ex_convert_to_ascii(u64 integer, 


			/* Get one hex digit, most significant digits first */



			string[k] = (u8)

			hex_char = (u8)

			    acpi_ut_hex_to_ascii_char(integer, ACPI_MUL_4(j));



			/* Supress leading zeros until the first non-zero character */



			if (hex_char == ACPI_ASCII_ZERO && supress_zeros) {

				continue;

			}



			supress_zeros = FALSE;

			string[k] = hex_char;

			k++;

		}

		break;