From fee2e42be60a37d4172ebd17751111ec760190c5 Mon Sep 17 00:00:00 2001
From: Simon Tatham <anakin@pobox.com>
Date: Fri, 13 Mar 2020 22:48:15 +0000
Subject: [PATCH] uxser: add a missing uxsel_del.

If we close a serial port fd, we shouldn't leave it active in uxsel.
That never ends well.

(cherry picked from commit 6b77fc627a7b428e5d4854bb1092fb23f25e9ddc)
---
 unix/uxser.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/unix/uxser.c b/unix/uxser.c
index f38a8eac..f3aaec6c 100644
--- a/unix/uxser.c
+++ b/unix/uxser.c
@@ -333,6 +333,7 @@ static const char *serial_init(Seat *seat, Backend **backend_handle,
 static void serial_close(Serial *serial)
 {
     if (serial->fd >= 0) {
+        uxsel_del(serial->fd);
         close(serial->fd);
         serial->fd = -1;
     }