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ui: fix dcl unregister

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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 <kraxel@redhat.com>
Reviewed-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Message-id: 20171109105154.29414-1-kraxel@redhat.com
This commit is contained in:
Gerd Hoffmann 2017-11-09 11:51:54 +01:00
parent b0fbe46ad8
commit 777c5f1e43
1 changed files with 1 additions and 0 deletions
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1
ui/console.c
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@ -1471,6 +1471,7 @@ void unregister_displaychangelistener(DisplayChangeListener *dcl)
dcl->con->dcls--; dcl->con->dcls--;
} }
QLIST_REMOVE(dcl, next); QLIST_REMOVE(dcl, next);
dcl->ds = NULL;
gui_setup_refresh(ds); gui_setup_refresh(ds);
} }