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usb-redir: Don't make migration fail in none seamless case 

Instead simple disconnect the device like host redirection does on
migration.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
This commit is contained in:
Hans de Goede 2012-09-27 17:25:45 +02:00 committed by Gerd Hoffmann
parent dbbf01958e
commit 5c16f76781
1 changed files with 9 additions and 4 deletions
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13
hw/usb/redirect.c
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@ -1614,12 +1614,17 @@ static int usbredir_get_parser(QEMUFile *f, void *priv, size_t unused)
}
/*
* Our chardev should be open already at this point, otherwise
* the usbredir channel will be broken (ie spice without seamless)
* If our chardev is not open already at this point the usbredir connection
* has been broken (non seamless migration, or restore from disk).
*
* In this case create a temporary parser to receive the migration data,
* and schedule the close_bh to report the device as disconnected to the
* guest and to destroy the parser again.
*/
if (dev->parser == NULL) {
ERROR("get_parser called with closed chardev, failing migration\n");
return -1;
WARNING("usb-redir connection broken during migration\n");
usbredir_create_parser(dev);
qemu_bh_schedule(dev->chardev_close_bh);
}
data = g_malloc(len);