From 1b2503fcf7b5932c5a3779ca2ceb92bd403c4ee7 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Marc-Andr=C3=A9=20Lureau?= <marcandre.lureau@redhat.com>
Date: Mon, 16 Apr 2018 20:18:44 +0200
Subject: [PATCH] mux: fix ctrl-a b again
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Commit fb5e19d2e1472e96d72d5e4d89c20033f8ab345c originally fixed the
regression, but was inadvertently broken again in merge commit
2d6752d38d8acda.

Fixes:
https://bugs.launchpad.net/qemu/+bug/1654137

Cc: qemu-stable@nongnu.org
Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-id: 20180416181844.7851-1-marcandre.lureau@redhat.com
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
---
 chardev/char-mux.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/chardev/char-mux.c b/chardev/char-mux.c
index 1b925c8dec..6055e76293 100644
--- a/chardev/char-mux.c
+++ b/chardev/char-mux.c
@@ -304,6 +304,7 @@ void mux_set_focus(Chardev *chr, int focus)
     }
 
     d->focus = focus;
+    chr->be = d->backends[focus];
     mux_chr_send_event(d, d->focus, CHR_EVENT_MUX_IN);
 }