diff options
author | Bob Moore <robert.moore@intel.com> | 2013-09-23 09:51:52 +0800 |
---|---|---|
committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2013-09-24 01:46:24 +0200 |
commit | 1f5210a1e6c21ef850a290bac2a85ae1da2f0c2e (patch) | |
tree | c491e33b9fd078ef8d1af0165bc4bb64d5f2b27d /drivers/acpi | |
parent | 30095207072665503a5f6c769d16be26de38fa6a (diff) |
ACPICA: Debugger: Prevent possible command line buffer overflow, kernel behavior is not affected.
Increase the size of a couple of the debugger line buffers.
ACPICA BZ 1037.
The debugger related code is not in the kernel so the behavior of the
kernel is not affected.
Buglink: http://bugs.acpica.org/show_bug.cgi?id=1037
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>
Diffstat (limited to 'drivers/acpi')
-rw-r--r-- | drivers/acpi/acpica/acglobal.h | 17 |
1 files changed, 10 insertions, 7 deletions
diff --git a/drivers/acpi/acpica/acglobal.h b/drivers/acpi/acpica/acglobal.h index 90e846f985fa..c9ad2e1f1ee1 100644 --- a/drivers/acpi/acpica/acglobal.h +++ b/drivers/acpi/acpica/acglobal.h @@ -445,13 +445,6 @@ ACPI_EXTERN u8 acpi_gbl_db_opt_tables; ACPI_EXTERN u8 acpi_gbl_db_opt_stats; ACPI_EXTERN u8 acpi_gbl_db_opt_ini_methods; ACPI_EXTERN u8 acpi_gbl_db_opt_no_region_support; - -ACPI_EXTERN char *acpi_gbl_db_args[ACPI_DEBUGGER_MAX_ARGS]; -ACPI_EXTERN acpi_object_type acpi_gbl_db_arg_types[ACPI_DEBUGGER_MAX_ARGS]; -ACPI_EXTERN char acpi_gbl_db_line_buf[ACPI_DB_LINE_BUFFER_SIZE]; -ACPI_EXTERN char acpi_gbl_db_parsed_buf[ACPI_DB_LINE_BUFFER_SIZE]; -ACPI_EXTERN char acpi_gbl_db_scope_buf[80]; -ACPI_EXTERN char acpi_gbl_db_debug_filename[80]; ACPI_EXTERN u8 acpi_gbl_db_output_to_file; ACPI_EXTERN char *acpi_gbl_db_buffer; ACPI_EXTERN char *acpi_gbl_db_filename; @@ -459,6 +452,16 @@ ACPI_EXTERN u32 acpi_gbl_db_debug_level; ACPI_EXTERN u32 acpi_gbl_db_console_debug_level; ACPI_EXTERN struct acpi_namespace_node *acpi_gbl_db_scope_node; +ACPI_EXTERN char *acpi_gbl_db_args[ACPI_DEBUGGER_MAX_ARGS]; +ACPI_EXTERN acpi_object_type acpi_gbl_db_arg_types[ACPI_DEBUGGER_MAX_ARGS]; + +/* These buffers should all be the same size */ + +ACPI_EXTERN char acpi_gbl_db_line_buf[ACPI_DB_LINE_BUFFER_SIZE]; +ACPI_EXTERN char acpi_gbl_db_parsed_buf[ACPI_DB_LINE_BUFFER_SIZE]; +ACPI_EXTERN char acpi_gbl_db_scope_buf[ACPI_DB_LINE_BUFFER_SIZE]; +ACPI_EXTERN char acpi_gbl_db_debug_filename[ACPI_DB_LINE_BUFFER_SIZE]; + /* * Statistic globals */ |