-
- if (!delete && major >= 0) {
- if (ENABLE_FEATURE_MDEV_RENAME)
- unlink(device_name);
- if (mknod(device_name, mode | type, makedev(major, minor)) && errno != EEXIST)
- bb_perror_msg_and_die("mknod %s", device_name);
- if (major == root_major && minor == root_minor)
- symlink(device_name, "root");
- if (ENABLE_FEATURE_MDEV_CONF) {
- chmod(device_name, mode);
- chown(device_name, ugid.uid, ugid.gid);
- }
- if (ENABLE_FEATURE_MDEV_RENAME && alias) {
- alias = build_alias(alias, device_name);
- /* move the device, and optionally
- * make a symlink to moved device node */
- if (rename(device_name, alias) == 0 && aliaslink == '>')
- symlink(alias, device_name);
- free(alias);
+ {
+ const char *node_name;
+
+ node_name = device_name;
+ if (ENABLE_FEATURE_MDEV_RENAME && alias)
+ node_name = alias = build_alias(alias, device_name);
+
+ if (!delete && major >= 0) {
+ if (mknod(node_name, mode | type, makedev(major, minor)) && errno != EEXIST)
+ bb_perror_msg("can't create '%s'", node_name);
+ if (major == G.root_major && minor == G.root_minor)
+ symlink(node_name, "root");
+ if (ENABLE_FEATURE_MDEV_CONF) {
+ chmod(node_name, mode);
+ chown(node_name, ugid.uid, ugid.gid);
+ }
+ if (ENABLE_FEATURE_MDEV_RENAME && alias) {
+ if (aliaslink == '>')
+ symlink(node_name, device_name);
+ }