1 files changed, 3 insertions, 0 deletions
diff --git a/src/udp.c b/src/udp.c
index 06b7b7d..48bd8ae 100644
--- a/src/udp.c
+++ b/src/udp.c
@@ -339,6 +339,9 @@ void udp_detach(struct socket *so)
 {
     so->slirp->cb->unregister_poll_fd(so->s, so->slirp->opaque);
     closesocket(so->s);
+    if (so->s_aux != -1) {
+        closesocket(so->s_aux);
+    }
     sofree(so);
 }