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usb-redir: Fix crash on migration with no client connected 

If no client is connected on the src side, then we won't receive a
parser during migrate, in this case usbredir_post_load() should be a nop,
rather then to try to derefefence the NULL dev->parser pointer.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
master
Hans de Goede 2013-03-15 11:52:37 +01:00 committed by Gerd Hoffmann
parent 162cbbd173
commit 3713e1485e
1 changed files with 4 additions and 0 deletions
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4
hw/usb/redirect.c
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@ -1973,6 +1973,10 @@ static int usbredir_post_load(void *priv, int version_id)
{
USBRedirDevice *dev = priv;
if (dev->parser == NULL) {
return 0;
}
switch (dev->device_info.speed) {
case usb_redir_speed_low:
dev->dev.speed = USB_SPEED_LOW;