ACPICA: Add check for invalid handle in acpi_get_object_info

commit 237a927682a63f02adb542dbdaafe8a81566451d upstream

Return AE_BAD_PARAMETER if input handle is invalid.

http://www.acpica.org/bugzilla/show_bug.cgi?id=474

Signed-off-by: Fiodor Suietov <fiodor.f.suietov@intel.com>
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Lin Ming <ming.m.lin@intel.com>
Signed-off-by: Andi Kleen <ak@linux.intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>
Cc: Thomas Renninger <trenn@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/acpi/namespace/nsxfname.c b/drivers/acpi/namespace/nsxfname.c
index a287ed550f5474db1802e2bb785ecd3531b33f10..3cb910ded44a9465f0f07808f90640f3058959ef 100644 (file)
--- a/drivers/acpi/namespace/nsxfname.c
+++ b/drivers/acpi/namespace/nsxfname.c
@@ -253,6 +253,7 @@ acpi_get_object_info(acpi_handle handle, struct acpi_buffer * buffer)
        node = acpi_ns_map_handle_to_node(handle);
        if (!node) {
                (void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE);
+               status = AE_BAD_PARAMETER;
                goto cleanup;
        }