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config client: fix minor race with event queue

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Fix a small race whereby you could remove a device while events from it
were still in the queue, by calling ProcessInputEvents immediately before
RemoveDevice, to (hopefully) flush the event queue.
This commit is contained in:
Daniel Stone 2006-08-07 23:03:02 +03:00 • committed by Daniel Stone
parent 458c63a841
commit 7721ee308f
1 changed files with 4 additions and 0 deletions
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4
config/config.c
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@ -173,6 +173,10 @@ configMessage(DBusConnection *connection, DBusMessage *message, void *closure)
return DBUS_HANDLER_RESULT_HANDLED;
}
ErrorF("pDev is %p\n", pDev);
/* Call PIE here so we don't try to dereference a device that's
* already been removed. Technically there's still a small race
* here, so we should ensure that SIGIO is blocked. */
ProcessInputEvents();
RemoveDevice(pDev);
dbus_error_free(&error);
return DBUS_HANDLER_RESULT_HANDLED;