When looking for hwmon device attributes, skip non-file sysfs entries.

This speeds things up a little. Patch from Andre Prendel.


git-svn-id: http://lm-sensors.org/svn/lm-sensors/trunk@5636 7894878c-1315-0410-8ee3-d5d059ff63e0

CHANGES

@@ -7,6 +7,7 @@ SVN-HEAD
               Fix error propagation during expression evaluation
               Detect excessive recursion depth during expression eval (#2365)
               Return a string rather than NULL for unknown errors
+              Skip non-file sysfs entries for speed
   lm_sensors.init: Support new format of /etc/sysconfig/lm_sensors (#2246)
                    Drop support for kernels 2.4 and earlier
   lm_sensors.init.suse: Delete (actual SuSE script is much different)

lib/sysfs.c

@@ -357,12 +357,15 @@ static int sensors_read_dynamic_chip(sensors_chip_features *chip,
 		sensors_fatal_error(__func__, "Out of memory");
 
 	while ((ent = readdir(dir))) {
-		char *name = ent->d_name;
+		char *name;
 		int nr;
 
-		if (ent->d_name[0] == '.')
+		/* Skip directories and symlinks */
+		if (ent->d_type != DT_REG)
 			continue;
 
+		name = ent->d_name;
+
 		sftype = sensors_subfeature_get_type(name, &nr);
 		if (sftype == SENSORS_SUBFEATURE_UNKNOWN)
 			continue;