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[ACPI]
author
Cameron Gutman
<aicommander@gmail.com>
Thu, 25 Mar 2010 00:35:36 +0000
(
00:35
+0000)
committer
Cameron Gutman
<aicommander@gmail.com>
Thu, 25 Mar 2010 00:35:36 +0000
(
00:35
+0000)
- Don't attempt to parse output arguments if none were returned
svn path=/trunk/; revision=46417
reactos/drivers/bus/acpi/eval.c
patch
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diff --git
a/reactos/drivers/bus/acpi/eval.c
b/reactos/drivers/bus/acpi/eval.c
index
5433f96
..
68af857
100644
(file)
--- a/
reactos/drivers/bus/acpi/eval.c
+++ b/
reactos/drivers/bus/acpi/eval.c
@@
-93,6
+93,10
@@
Bus_PDO_EvalMethod(PPDO_DEVICE_DATA DeviceData,
ACPI_OBJECT *Obj = RetBuff.Pointer;
ULONG ExtraParamLength;
+ /* If we didn't get anything back then we're done */
+ if (!RetBuff.Pointer || RetBuff.Length == 0)
+ return STATUS_SUCCESS;
+
switch (Obj->Type)
{
case ACPI_TYPE_INTEGER: