Index: head/sys/dev/evdev/evdev.c
===================================================================
--- head/sys/dev/evdev/evdev.c
+++ head/sys/dev/evdev/evdev.c
@@ -358,7 +358,7 @@
 int
 evdev_unregister(struct evdev_dev *evdev)
 {
-	struct evdev_client *client;
+	struct evdev_client *client, *tmp;
 	int ret;
 	debugf(evdev, "%s: unregistered evdev provider: %s\n",
 	    evdev->ev_shortname, evdev->ev_name);
@@ -368,7 +368,7 @@
 	EVDEV_LOCK(evdev);
 	evdev->ev_cdev->si_drv1 = NULL;
 	/* Wake up sleepers */
-	LIST_FOREACH(client, &evdev->ev_clients, ec_link) {
+	LIST_FOREACH_SAFE(client, &evdev->ev_clients, ec_link, tmp) {
 		evdev_revoke_client(client);
 		evdev_dispose_client(evdev, client);
 		EVDEV_CLIENT_LOCKQ(client);