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Private Sony Vaio data might not be readable by non-root users.

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git-svn-id: http://lm-sensors.org/svn/lm-sensors/trunk@5030 7894878c-1315-0410-8ee3-d5d059ff63e0
This commit is contained in:
Jean Delvare committed 2007-11-19 22:27:26 +00:00
1 parent 986d6b55a2
commit ae945da77e
2 files changed
+18 -5
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CHANGES
+1
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@@ -9,6 +9,7 @@ SVN-HEAD
Recognize VGN as a valid Sony Vaio name prefix (2.6 backport)
Program decode-dimms.pl: Fix DDR2 SDRAM module speed decoding
Update manufacturer IDs.
Program decode-vaio.pl: Private data might not be readable by non-root users
Program pwmconfig: Better diagnostics in pwmdisable
Give the fans some time to spin up
Program sensors: Hide spurious errors on missing f71872f voltage inputs
prog/eeprom/decode-vaio.pl
+17 -5
View File
@@ -1,6 +1,6 @@
#!/usr/bin/perl -w
#
# Copyright (C) 2002-2006 Jean Delvare <khali@linux-fr.org>
# Copyright (C) 2002-2007 Jean Delvare <khali@linux-fr.org>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
@@ -43,6 +43,8 @@
# Revision might be a Service Tag.
# Version 1.4 2006-09-20 Jean Delvare <khali@linux-fr.org>
# Detect and skip false positives (e.g. EDID EEPROMs).
# Version 1.5 2007-11-19 Jean Delvare <khali@linux-fr.org>
# UUID and serial number might be hidden
#
# EEPROM data decoding for Sony Vaio laptops.
#
@@ -81,6 +83,8 @@ use strict;
use Fcntl qw(:DEFAULT :seek);
use vars qw($sysfs $found);
use constant ONLYROOT => "Readable only by root";
sub print_item
{
my ($label,$value) = @_;
@@ -175,7 +179,14 @@ sub decode_uuid
}
}
return($string);
if ($string eq '00000000-0000-0000-0000-000000000000')
{
return(ONLYROOT);
}
else
{
return($string);
}
}
sub vaio_decode
@@ -187,7 +198,8 @@ sub vaio_decode
return 0 unless $name =~ m/^[A-Z-]{4}/;
print_item('Machine Name', $name);
print_item('Serial Number', decode_string($bus, $addr, 192, 32));
my $serial = decode_string($bus, $addr, 192, 32);
print_item('Serial Number', $serial ? $serial : ONLYROOT);
print_item('UUID', decode_uuid($bus, $addr, 16));
my $revision = decode_string($bus, $addr, 160, 10);
print_item(length($revision) > 2 ? 'Service Tag' : 'Revision',
@@ -201,8 +213,8 @@ sub vaio_decode
BEGIN
{
print("Sony Vaio EEPROM Decoder\n");
print("Copyright (C) 2002-2006 Jean Delvare\n");
print("Version 1.4\n\n");
print("Copyright (C) 2002-2007 Jean Delvare\n");
print("Version 1.5\n\n");
}
END