Prevent misdetection of MAX6633/MAX6634/MAX6635.

git-svn-id: http://lm-sensors.org/svn/lm-sensors/trunk@4239 7894878c-1315-0410-8ee3-d5d059ff63e0

CHANGES

@@ -26,6 +26,7 @@ SVN HEAD
                           Add EPoX EP1308 detection (Hans Edgington)
                           Add Intel Core thermal sensor detection
                           Preallocate memory for I2C_FUNCS ioctl (#2138)
+                          Prevent misdetection of MAX6633/MAX6634/MAX6635
 
 2.10.1 (20060924)
   File doc/developers/checklist renamed to dev/developers/release_checklist

prog/detect/sensors-detect

@@ -3368,6 +3368,9 @@ sub lm92_detect
   my $low = i2c_smbus_read_word_data($file, 0x04);
   my $high = i2c_smbus_read_word_data($file, 0x05);
 
+  return if $conf == 0 and $hyst == 0 and $crit == 0
+        and $low == 0 and $high == 0;
+
   return if $chip == 0
         and i2c_smbus_read_word_data($file, 0x07) != 0x0180;