File 53b409bd-console-prevent-access-to-deleted-obje... of Package virt-manager

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File 53b409bd-console-prevent-access-to-deleted-objects.patch of Package virt-manager

Subject: console: prevent access to deleted objects
From: Giuseppe Scrivano gscrivan@redhat.com Tue Jul 1 15:01:58 2014 +0200
Date: Wed Jul 2 15:31:41 2014 +0200:
Git: f4365b669acc36bdc61c57d793894305dcb9059a

last commits revealed that some objects can still be accessed by
registered callbacks after the console is closed.  Unregister these
callbacks.

Signed-off-by: Giuseppe Scrivano <gscrivan@redhat.com>

Index: virt-manager-1.0.1/virtManager/console.py
===================================================================
--- virt-manager-1.0.1.orig/virtManager/console.py
+++ virt-manager-1.0.1/virtManager/console.py
@@ -572,6 +572,7 @@ class SpiceViewer(Viewer):
         self.display = None
         self.audio = None
         self.main_channel = None
+        self._main_channel_hids = []
         self.display_channel = None
         self.usbdev_manager = None
 
@@ -636,6 +637,11 @@ class SpiceViewer(Viewer):
             self.display.destroy()
         self.display = None
         self.display_channel = None
+
+        for i in self._main_channel_hids:
+            self.main_channel.handler_disconnect(i)
+        self._main_channel_hids = []
+
         self.main_channel = None
         self.usbdev_manager = None
 
@@ -682,10 +688,12 @@ class SpiceViewer(Viewer):
             if self.console.tunnels:
                 self.console.tunnels.unlock()
             self.main_channel = channel
-            self.main_channel.connect_after("channel-event",
+            hid = self.main_channel.connect_after("channel-event",
                 self._main_channel_event_cb)
-            self.main_channel.connect_after("notify::agent-connected",
+            self._main_channel_hids.append(hid)
+            hid = self.main_channel.connect_after("notify::agent-connected",
                 self._agent_connected_cb)
+            self._main_channel_hids.append(hid)
 
         elif (type(channel) == SpiceClientGLib.DisplayChannel and
             not self.display):

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File 53b409bd-console-prevent-access-to-deleted-objects.patch of Package virt-manager

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