diff --git a/sys/kern/uipc_usrreq.c b/sys/kern/uipc_usrreq.c
index 291ff7cf8cae..f12693f3982a 100644
--- a/sys/kern/uipc_usrreq.c
+++ b/sys/kern/uipc_usrreq.c
@@ -1332,8 +1332,10 @@ uipc_sosend_dgram(struct socket *so, struct sockaddr *addr, struct uio *uio,
 	} else {
 		soroverflow_locked(so2);
 		error = ENOBUFS;
-		if (f->m_next->m_type == MT_CONTROL)
-			unp_scan(f->m_next, unp_freerights);
+		if (f->m_next->m_type == MT_CONTROL) {
+			c = f->m_next;
+			f->m_next = NULL;
+		}
 	}
 
 	if (addr != NULL)