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From: | lichun |
Subject: | [PATCH] console: avoid passing con=NULL to graphic_hw_update_done() In graphic_hw_update(), first select an existing console, a specific-console or active_console(if not specified), then updating the console. |
Date: | Sat, 7 Nov 2020 01:03:39 +0800 |
Signed-off-by: lichun <lichun@ruijie.com.cn> --- ui/console.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/ui/console.c b/ui/console.c index e8e5970..e07d2c3 100644 --- a/ui/console.c +++ b/ui/console.c @@ -270,10 +270,11 @@ void graphic_hw_update_done(QemuConsole *con) void graphic_hw_update(QemuConsole *con) { bool async = false; + con = con ? con : active_console; if (!con) { - con = active_console; + return; } - if (con && con->hw_ops->gfx_update) { + if (con->hw_ops->gfx_update) { con->hw_ops->gfx_update(con->hw); async = con->hw_ops->gfx_update_async; } -- 1.8.3.1
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