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acpi: check for pxm_to_node_map overflow
[pandora-kernel.git]
/
drivers
/
acpi
/
numa.c
diff --git
a/drivers/acpi/numa.c
b/drivers/acpi/numa.c
index
c5e292a
..
3a0d8ef
100644
(file)
--- a/
drivers/acpi/numa.c
+++ b/
drivers/acpi/numa.c
@@
-277,7
+277,7
@@
int acpi_get_node(acpi_handle *handle)
int pxm, node = -1;
pxm = acpi_get_pxm(handle);
- if (pxm >= 0)
+ if (pxm >= 0
&& pxm < MAX_PXM_DOMAINS
)
node = acpi_map_pxm_to_node(pxm);
return node;