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[Qemu-devel] [PATCH v2] ui: fix dcl unregister
From: |
Gerd Hoffmann |
Subject: |
[Qemu-devel] [PATCH v2] ui: fix dcl unregister |
Date: |
Thu, 9 Nov 2017 11:51:54 +0100 |
register checks for dcl->ds being NULL, to avoid registering
the same dcl twice.
Therefore dcl->ds must be cleared on unregister, otherwise
un-registering and re-registering doesn't work.
Fixes: https://bugzilla.redhat.com/show_bug.cgi?id=1510809
Signed-off-by: Gerd Hoffmann <address@hidden>
Reviewed-by: Marc-André Lureau <address@hidden>
---
ui/console.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/ui/console.c b/ui/console.c
index eca854cbd5..c4c95abed7 100644
--- a/ui/console.c
+++ b/ui/console.c
@@ -1471,6 +1471,7 @@ void
unregister_displaychangelistener(DisplayChangeListener *dcl)
dcl->con->dcls--;
}
QLIST_REMOVE(dcl, next);
+ dcl->ds = NULL;
gui_setup_refresh(ds);
}
--
2.9.3
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