diff --git a/[refs] b/[refs]
index a215d70a402f..1b7298b86c41 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 8931d9ea78848b073bf299594f148b83abde4a5e
+refs/heads/master: 8519bc9f1e6db43a9b95b70ef0c7b61cb36d58e4
diff --git a/trunk/drivers/acpi/acpica/hwvalid.c b/trunk/drivers/acpi/acpica/hwvalid.c
index 5f1605874655..f8fbea947013 100644
--- a/trunk/drivers/acpi/acpica/hwvalid.c
+++ b/trunk/drivers/acpi/acpica/hwvalid.c
@@ -134,6 +134,8 @@ acpi_hw_validate_io_request(acpi_io_address address, u32 bit_width)
 	/* Supported widths are 8/16/32 */
 
 	if ((bit_width != 8) && (bit_width != 16) && (bit_width != 32)) {
+		ACPI_ERROR((AE_INFO,
+			    "Bad BitWidth parameter: %8.8X", bit_width));
 		return AE_BAD_PARAMETER;
 	}