ACPICA: Improve error message for "too many parent prefixes" condition.

Emit the full offending pathname in the error message.

Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Lv Zheng <lv.zheng@intel.com>
Reviewed-by: Len Brown <len.brown@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
diff --git a/drivers/acpi/acpica/nsaccess.c b/drivers/acpi/acpica/nsaccess.c
index c5316e5..aff79c7 100644
--- a/drivers/acpi/acpica/nsaccess.c
+++ b/drivers/acpi/acpica/nsaccess.c
@@ -424,8 +424,9 @@
 					/* Current scope has no parent scope */
 
 					ACPI_ERROR((AE_INFO,
-						    "ACPI path has too many parent prefixes (^) "
-						    "- reached beyond root node"));
+						    "%s: Path has too many parent prefixes (^) "
+						    "- reached beyond root node",
+						    pathname));
 					return_ACPI_STATUS(AE_NOT_FOUND);
 				}
 			}