Fix a memory leak on library initialization error.

git-svn-id: http://lm-sensors.org/svn/lm-sensors/trunk@4972 7894878c-1315-0410-8ee3-d5d059ff63e0

CHANGES

@@ -31,7 +31,7 @@ SVN HEAD
                    Add w83793 support
                    Log the error code on failure
                    Add lm87 support
-  Program sensors: Fix a memory leak on error (with -u)
+  Program sensors: Fix a memory leaks on error
                    Add sch311x support
                    Hide error on missing dme1737 fan and pwm
                    Add thmc50/adm1022 support

prog/sensors/main.c

@@ -229,16 +229,18 @@ int main (int argc, char *argv[])
       }
 
   open_config_file(config_file_name);
-  if ((res = sensors_init(config_file))) {
+  res = sensors_init(config_file);
+  close_config_file(config_file_name);
+  if (res) {
     fprintf(stderr,"%s\n",sensors_strerror(res));
     if (res == -SENSORS_ERR_PROC)
       fprintf(stderr,
               "Kernel interface access error\n"
               "For 2.6 kernels, make sure you have mounted sysfs and libsensors\n"
               "was compiled with sysfs support!\n");
+    sensors_cleanup();
     exit(1);
   }
-  close_config_file(config_file_name);
 
   /* build the degrees string */
   set_degstr();