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libqtest: Fix possible deadlock in qtest initialization
authorMarcel Apfelbaum <[email protected]>
Tue, 11 Mar 2014 13:00:34 +0000 (15:00 +0200)
committerAndreas Färber <[email protected]>
Thu, 13 Mar 2014 00:21:57 +0000 (01:21 +0100)
commitf8762027a33e2f5d0915c56a904962b1481f75c1
tree49b46d06869f74798a305c8a71f4444667edcc16tree | snapshot
parentd2f69df746f06d785ffbf6cc9711f7df9d014e35commit | diff
libqtest: Fix possible deadlock in qtest initialization

'socket_accept' waits for QEMU to init its unix socket.
If QEMU encounters an error during command line parsing,
it can exit before initializing the communication channel.

Using a timeout for sockets fixes the issue.

Reviewed-by: Eric Blake <[email protected]>
Signed-off-by: Marcel Apfelbaum <[email protected]>
Reviewed-by: Stefan Hajnoczi <[email protected]>
Signed-off-by: Andreas Färber <[email protected]>
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