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[PATCH v1 4/9] msmouse: add appropriate unregister handler


From: Maxim Davydov
Subject: [PATCH v1 4/9] msmouse: add appropriate unregister handler
Date: Tue, 29 Mar 2022 00:15:34 +0300

Attempt to finalize msmouse after initalization brings to segmentation
fault in QTAILQ_REMOVE.

Signed-off-by: Maxim Davydov <maxim.davydov@openvz.org>
---
 chardev/msmouse.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/chardev/msmouse.c b/chardev/msmouse.c
index eb9231dcdb..2cc1b16561 100644
--- a/chardev/msmouse.c
+++ b/chardev/msmouse.c
@@ -146,7 +146,9 @@ static void char_msmouse_finalize(Object *obj)
 {
     MouseChardev *mouse = MOUSE_CHARDEV(obj);
 
-    qemu_input_handler_unregister(mouse->hs);
+    if (mouse->hs) {
+        qemu_input_handler_unregister(mouse->hs);
+    }
 }
 
 static QemuInputHandler msmouse_handler = {
-- 
2.31.1




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