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authorHans de Goede <hdegoede@redhat.com>2013-03-15 11:52:37 +0100
committerGerd Hoffmann <kraxel@redhat.com>2013-04-03 09:55:48 +0200
commit3713e1485e6eace7d48b9c790602cfd92c616e5f (patch)
treed87d634d4ccc5f941c2af86781f69b0d84c29024 /hw/usb
parent162cbbd1736de2bca43fdefa7e98c54a361ee60d (diff)
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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>
Diffstat (limited to 'hw/usb')
-rw-r--r--hw/usb/redirect.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/hw/usb/redirect.c b/hw/usb/redirect.c
index d02a7b94c4..cf66df1621 100644
--- a/hw/usb/redirect.c
+++ b/hw/usb/redirect.c
@@ -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;