From: Bob Moore <robert.moore@xxxxxxxxx>
Add check for invalid handle in acpi_ns_dump_one_object.
Signed-off-by: Bob Moore <robert.moore@xxxxxxxxx>
Signed-off-by: Lin Ming <ming.m.lin@xxxxxxxxx>
Signed-off-by: Len Brown <len.brown@xxxxxxxxx>
---
drivers/acpi/acpica/nsdump.c | 6 ++++++
1 files changed, 6 insertions(+), 0 deletions(-)
diff --git a/drivers/acpi/acpica/nsdump.c b/drivers/acpi/acpica/nsdump.c
index 0da33c8..e96d37a 100644
--- a/drivers/acpi/acpica/nsdump.c
+++ b/drivers/acpi/acpica/nsdump.c
@@ -181,6 +181,12 @@ acpi_ns_dump_one_object(acpi_handle obj_handle,
}
this_node = acpi_ns_map_handle_to_node(obj_handle);
+ if (!this_node) {
+ ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Invalid object handle %p\n",
+ obj_handle));
+ return (AE_OK);
+ }
+
type = this_node->type;
/* Check if the owner matches */
--
1.6.0.6
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