Remove sysfs_lookup_devpath_by_subsys_id()
authorHannes Reinecke <hare@suse.de>
Tue, 3 May 2011 09:14:26 +0000 (11:14 +0200)
committerHannes Reinecke <hare@suse.de>
Tue, 3 May 2011 11:57:53 +0000 (13:57 +0200)
Unused, should be removed.

Signed-off-by: Hannes Reinecke <hare@suse.de>
libmultipath/sysfs.c

index efbe7c1..714dab1 100644 (file)
@@ -517,95 +517,3 @@ char *sysfs_attr_get_value(const char *devpath, const char *attr_name)
 out:
        return attr && attr->value && strlen(attr->value) ? attr->value : NULL;
 }
 out:
        return attr && attr->value && strlen(attr->value) ? attr->value : NULL;
 }
-
-int sysfs_lookup_devpath_by_subsys_id(char *devpath_full, size_t len,
-                                     const char *subsystem, const char *id)
-{
-       size_t sysfs_len;
-       char path_full[PATH_SIZE];
-       char *path;
-       struct stat statbuf;
-
-       sysfs_len = strlcpy(path_full, sysfs_path, sizeof(path_full));
-       path = &path_full[sysfs_len];
-
-       if (strcmp(subsystem, "subsystem") == 0) {
-               strlcpy(path, "/subsystem/", sizeof(path_full) - sysfs_len);
-               strlcat(path, id, sizeof(path_full) - sysfs_len);
-               if (stat(path_full, &statbuf) == 0)
-                       goto found;
-
-               strlcpy(path, "/bus/", sizeof(path_full) - sysfs_len);
-               strlcat(path, id, sizeof(path_full) - sysfs_len);
-               if (stat(path_full, &statbuf) == 0)
-                       goto found;
-               goto out;
-
-               strlcpy(path, "/class/", sizeof(path_full) - sysfs_len);
-               strlcat(path, id, sizeof(path_full) - sysfs_len);
-               if (stat(path_full, &statbuf) == 0)
-                       goto found;
-       }
-
-       if (strcmp(subsystem, "module") == 0) {
-               strlcpy(path, "/module/", sizeof(path_full) - sysfs_len);
-               strlcat(path, id, sizeof(path_full) - sysfs_len);
-               if (stat(path_full, &statbuf) == 0)
-                       goto found;
-               goto out;
-       }
-
-       if (strcmp(subsystem, "drivers") == 0) {
-               char subsys[NAME_SIZE];
-               char *driver;
-
-               strlcpy(subsys, id, sizeof(subsys));
-               driver = strchr(subsys, ':');
-               if (driver != NULL) {
-                       driver[0] = '\0';
-                       driver = &driver[1];
-                       strlcpy(path, "/subsystem/", sizeof(path_full) - sysfs_len);
-                       strlcat(path, subsys, sizeof(path_full) - sysfs_len);
-                       strlcat(path, "/drivers/", sizeof(path_full) - sysfs_len);
-                       strlcat(path, driver, sizeof(path_full) - sysfs_len);
-                       if (stat(path_full, &statbuf) == 0)
-                               goto found;
-
-                       strlcpy(path, "/bus/", sizeof(path_full) - sysfs_len);
-                       strlcat(path, subsys, sizeof(path_full) - sysfs_len);
-                       strlcat(path, "/drivers/", sizeof(path_full) - sysfs_len);
-                       strlcat(path, driver, sizeof(path_full) - sysfs_len);
-                       if (stat(path_full, &statbuf) == 0)
-                               goto found;
-               }
-               goto out;
-       }
-
-       strlcpy(path, "/subsystem/", sizeof(path_full) - sysfs_len);
-       strlcat(path, subsystem, sizeof(path_full) - sysfs_len);
-       strlcat(path, "/devices/", sizeof(path_full) - sysfs_len);
-       strlcat(path, id, sizeof(path_full) - sysfs_len);
-       if (stat(path_full, &statbuf) == 0)
-               goto found;
-
-       strlcpy(path, "/bus/", sizeof(path_full) - sysfs_len);
-       strlcat(path, subsystem, sizeof(path_full) - sysfs_len);
-       strlcat(path, "/devices/", sizeof(path_full) - sysfs_len);
-       strlcat(path, id, sizeof(path_full) - sysfs_len);
-       if (stat(path_full, &statbuf) == 0)
-               goto found;
-
-       strlcpy(path, "/class/", sizeof(path_full) - sysfs_len);
-       strlcat(path, subsystem, sizeof(path_full) - sysfs_len);
-       strlcat(path, "/", sizeof(path_full) - sysfs_len);
-       strlcat(path, id, sizeof(path_full) - sysfs_len);
-       if (stat(path_full, &statbuf) == 0)
-               goto found;
-out:
-       return 0;
-found:
-       if (S_ISLNK(statbuf.st_mode))
-               sysfs_resolve_link(path, sizeof(path_full) - sysfs_len);
-       strlcpy(devpath_full, path, len);
-       return 1;
-}