call util_delete_path() only when we actually deleted stuff

libudev/libudev-util-private.c

@@ -74,7 +74,7 @@ int util_delete_path(struct udev *udev, const char *path)
 {
 	char p[UTIL_PATH_SIZE];
 	char *pos;
-	int retval;
+	int err = 0;
 
 	if (path[0] == '/')
 		while(path[1] == '/')
@@ -92,19 +92,14 @@ int util_delete_path(struct udev *udev, const char *path)
 		if ((pos == p) || (pos == NULL))
 			break;
 
-		/* remove if empty */
-		retval = rmdir(p);
-		if (errno == ENOENT)
-			retval = 0;
-		if (retval) {
-			if (errno == ENOTEMPTY)
-				return 0;
-			err(udev, "rmdir(%s) failed: %m\n", p);
+		err = rmdir(p);
+		if (err < 0) {
+			if (errno == ENOENT)
+				err = 0;
 			break;
 		}
-		dbg(udev, "removed '%s'\n", p);
 	}
-	return 0;
+	return err;
 }
 
 /* Reset permissions on the device node, before unlinking it to make sure,

udev/udev-node.c

@@ -298,15 +298,15 @@ static void link_update(struct udev_device *dev, const char *slink, bool add)
 
 	if (!add) {
 		dbg(udev, "removing index: '%s'\n", filename);
-		unlink(filename);
-		util_delete_path(udev, filename);
+		if (unlink(filename) == 0)
+			rmdir(dirname);
 	}
 
 	target = link_find_prioritized(dev, add, dirname, buf, sizeof(buf));
 	if (target == NULL) {
 		info(udev, "no reference left, remove '%s'\n", slink);
-		unlink(slink);
-		util_delete_path(udev, slink);
+		if (unlink(slink) == 0)
+			util_delete_path(udev, slink);
 	} else {
 		info(udev, "creating link '%s' to '%s'\n", slink, target);
 		node_symlink(udev, target, slink);
@@ -427,7 +427,8 @@ int udev_node_remove(struct udev_device *dev)
 
 	info(udev, "removing device node '%s'\n", devnode);
 	err = util_unlink_secure(udev, devnode);
-	util_delete_path(udev, devnode);
+	if (err == 0)
+		util_delete_path(udev, devnode);
 out:
 	return err;
 }