Commit 84d4db7c authored Nov 12, 2008 by Lin Ming Committed by Len Brown Dec 29, 2008

ACPICA: Fix possible memory leak on error in parser

Fixes a possible memory leak if an allocation failure happens in
the parse loop. Must terminate an executing control method.
Lin Ming, Bob Moore. ACPICA BZ 489.

http://www.acpica.org/bugzilla/show_bug.cgi?id=489



Signed-off-by: Lin Ming <ming.m.lin@intel.com>
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>

parent d85988fa

drivers/acpi/parser/psparse.c

+8 −0

Original line number	Diff line number	Diff line
		@@ -451,6 +451,14 @@ acpi_status acpi_ps_parse_aml(struct acpi_walk_state *walk_state)

		thread = acpi_ut_create_thread_state();
		if (!thread) {
		if (walk_state->method_desc) {

		/* Executing a control method - additional cleanup */

		acpi_ds_terminate_control_method(
		walk_state->method_desc, walk_state);
		}

		acpi_ds_delete_walk_state(walk_state);
		return_ACPI_STATUS(AE_NO_MEMORY);
		}

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