From: Bob Moore <robert.moore@intel.com>
Date: Mon, 5 Jun 2017 16:40:08 +0800
Subject: ACPICA: Update error message for field beyond buffer case
Patch-mainline: v4.13-rc1
Git-commit: 5e2d9e919f5c785879e35e4686758c36542ccaa9
References: bsc#1117419

ACPICA commit 7a6b9c0b31cfb1606a6348404fee670b2d18743c

Improve/clarify the problem of a field definition beyond the limit
of the target buffer.

Link: https://github.com/acpica/acpica/commit/7a6b9c0b
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Lv Zheng <lv.zheng@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Acked-by: Lee, Chun-Yi <jlee@suse.com>
---
 drivers/acpi/acpica/dsopcode.c |   11 +++++------
 1 file changed, 5 insertions(+), 6 deletions(-)

--- a/drivers/acpi/acpica/dsopcode.c
+++ b/drivers/acpi/acpica/dsopcode.c
@@ -227,13 +227,12 @@ acpi_ds_init_buffer_field(u16 aml_opcode
 
 	/* Entire field must fit within the current length of the buffer */
 
-	if ((bit_offset + bit_count) > (8 * (u32) buffer_desc->buffer.length)) {
+	if ((bit_offset + bit_count) > (8 * (u32)buffer_desc->buffer.length)) {
 		ACPI_ERROR((AE_INFO,
-			    "Field [%4.4s] at %u exceeds Buffer [%4.4s] size %u (bits)",
-			    acpi_ut_get_node_name(result_desc),
-			    bit_offset + bit_count,
-			    acpi_ut_get_node_name(buffer_desc->buffer.node),
-			    8 * (u32) buffer_desc->buffer.length));
+			    "Field [%4.4s] at bit offset/length %u/%u "
+			    "exceeds size of target Buffer (%u bits)",
+			    acpi_ut_get_node_name(result_desc), bit_offset,
+			    bit_count, 8 * (u32)buffer_desc->buffer.length));
 		status = AE_AML_BUFFER_LIMIT;
 		goto cleanup;
 	}