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Commit 81677241 authored by Bob Moore's avatar Bob Moore Committed by Rafael J. Wysocki
Browse files

ACPICA: AML Debug Object: Don't ignore output of zero-length strings 



The implementation previously ignored null strings (""), but
these could be important, especially for debug.

Signed-off-by: default avatarBob Moore <robert.moore@intel.com>
Signed-off-by: default avatarErik Schmauss <erik.schmauss@intel.com>
Signed-off-by: default avatarRafael J. Wysocki <rafael.j.wysocki@intel.com>
parent 1c29c372

drivers/acpi/acpica/exdebug.c

+3 −4
Original line number Diff line number Diff line
@@ -88,14 +88,13 @@ acpi_ex_do_debug_object(union acpi_operand_object *source_desc, 
		return_VOID;

	}



	/* Null string or newline -- don't emit the line header */

	/* Newline -- don't emit the line header */



	if (source_desc &&

	    (ACPI_GET_DESCRIPTOR_TYPE(source_desc) == ACPI_DESC_TYPE_OPERAND) &&

	    (source_desc->common.type == ACPI_TYPE_STRING)) {

		if ((source_desc->string.length == 0) ||

		    ((source_desc->string.length == 1) &&

		     (*source_desc->string.pointer == '\n'))) {

		if ((source_desc->string.length == 1) &&

		    (*source_desc->string.pointer == '\n')) {

			acpi_os_printf("\n");

			return_VOID;

		}