summaryrefslogtreecommitdiffstats
path: root/drivers/acpi/acpica/rscalc.c
diff options
context:
space:
mode:
authorIngo Molnar <mingo@elte.hu>2009-05-11 09:33:06 +0200
committerIngo Molnar <mingo@elte.hu>2009-05-11 09:33:15 +0200
commit134cbf35c739bf89c51fd975a33a6b87507482c4 (patch)
treec30536dcbb6e99a0f204879bbe5a19bfb27cccf8 /drivers/acpi/acpica/rscalc.c
parent2feceeff1e771850e49f9074307f071964fd9e3e (diff)
parent091bf7624d1c90cec9e578a18529f615213ff847 (diff)
Merge commit 'v2.6.30-rc5' into x86/mm
Merge reason: this branch was on a .30-rc2 base - sync it up with all the latest fixes. Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'drivers/acpi/acpica/rscalc.c')
-rw-r--r--drivers/acpi/acpica/rscalc.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/drivers/acpi/acpica/rscalc.c b/drivers/acpi/acpica/rscalc.c
index b6667ff059e..88b5a2c4814 100644
--- a/drivers/acpi/acpica/rscalc.c
+++ b/drivers/acpi/acpica/rscalc.c
@@ -543,6 +543,13 @@ acpi_rs_get_pci_routing_table_length(union acpi_operand_object *package_object,
package_element = *top_object_list;
+ /* We must have a valid Package object */
+
+ if (!package_element ||
+ (package_element->common.type != ACPI_TYPE_PACKAGE)) {
+ return_ACPI_STATUS (AE_AML_OPERAND_TYPE);
+ }
+
/*
* The sub_object_list will now point to an array of the
* four IRQ elements: Address, Pin, Source and source_index