Accept negative temperatures in RRD database.

git-svn-id: http://lm-sensors.org/svn/lm-sensors/branches/lm-sensors-3.0.0@5473 7894878c-1315-0410-8ee3-d5d059ff63e0

CHANGES

@@ -5,6 +5,7 @@ SVN-HEAD
   libsensors: Add support for instantaneous power sensors
               Add support for current sensors
   maxilife scripts: Delete (driver never ported to Linux 2.6)
+  sensord: Accept negative temperatures in RRD database
   sensors: Add support for instantaneous power sensors
            Add support for current sensors
   sensors.conf.eg: The LM99 offset is now handled in the lm90 driver

prog/sensord/rrd.c

@@ -201,7 +201,7 @@ rrdGetSensors_DS
         max = "12000";
         break;
       case DataType_temperature:
-        min = "0";
+        min = "-100";
         max = "250";
         break;
       default: