From 5b0bbfbd56118d2f5dca2b56ea47103470fa7aaa Mon Sep 17 00:00:00 2001
From: Bob Moore <robert.moore@intel.com>
Date: Thu, 21 May 2015 10:31:44 +0800
Subject: ACPICA: iASL/disassembler - fix possible fault for -e option.

ACPICA commit 403b8b0023fd7549b2f9bf818fcc1ba481047b69

If non-AML files are used with the -e option, the disassembler
can fault. The fix is to ensure that all -e files are either
SSDTs or a DSDT. ACPICA BZ 1158.

Link: https://github.com/acpica/acpica/commit/403b8b00
Reference: https://bugs.acpica.org/show_bug.cgi?id=1158
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>

diff --git a/drivers/acpi/acpica/acdebug.h b/drivers/acpi/acpica/acdebug.h
index 4169bb8..43685dd 100644
--- a/drivers/acpi/acpica/acdebug.h
+++ b/drivers/acpi/acpica/acdebug.h
@@ -231,7 +231,9 @@ void acpi_db_open_debug_file(char *name);
 acpi_status acpi_db_load_acpi_table(char *filename);
 
 acpi_status
-acpi_db_get_table_from_file(char *filename, struct acpi_table_header **table);
+acpi_db_get_table_from_file(char *filename,
+			    struct acpi_table_header **table,
+			    u8 must_be_aml_table);
 
 /*
  * dbhistry - debugger HISTORY command
diff --git a/drivers/acpi/acpica/utfileio.c b/drivers/acpi/acpica/utfileio.c
index f72c53c..857af82 100644
--- a/drivers/acpi/acpica/utfileio.c
+++ b/drivers/acpi/acpica/utfileio.c
@@ -312,7 +312,7 @@ acpi_ut_read_table_from_file(char *filename, struct acpi_table_header ** table)
 	/* Get the entire file */
 
 	fprintf(stderr,
-		"Loading Acpi table from file %10s - Length %.8u (%06X)\n",
+		"Reading ACPI table from file %10s - Length %.8u (0x%06X)\n",
 		filename, file_size, file_size);
 
 	status = acpi_ut_read_table(file, table, &table_length);
diff --git a/drivers/acpi/acpica/utxferror.c b/drivers/acpi/acpica/utxferror.c
index 306e785..98d5787 100644
--- a/drivers/acpi/acpica/utxferror.c
+++ b/drivers/acpi/acpica/utxferror.c
@@ -107,9 +107,16 @@ acpi_exception(const char *module_name,
 	va_list arg_list;
 
 	ACPI_MSG_REDIRECT_BEGIN;
-	acpi_os_printf(ACPI_MSG_EXCEPTION "%s, ",
-		       acpi_format_exception(status));
 
+	/* For AE_OK, just print the message */
+
+	if (ACPI_SUCCESS(status)) {
+		acpi_os_printf(ACPI_MSG_EXCEPTION);
+
+	} else {
+		acpi_os_printf(ACPI_MSG_EXCEPTION "%s, ",
+			       acpi_format_exception(status));
+	}
 	va_start(arg_list, format);
 	acpi_os_vprintf(format, arg_list);
 	ACPI_MSG_SUFFIX;
-- 
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