Unregister savevm callback in eeprom93xx_free()

Otherwise if you hot remove an eepro100 NIC and then migrate,
you get:

  Unknown savevm section or instance 'eeprom' 0

on the destination side.

Signed-off-by: Mark McLoughlin <markmc@redhat.com>
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/hw/eeprom93xx.c b/hw/eeprom93xx.c
index 896cffd441..6de970adfe 100644
--- a/hw/eeprom93xx.c
+++ b/hw/eeprom93xx.c
@@ -301,6 +301,7 @@ void eeprom93xx_free(eeprom_t *eeprom)
 {
     /* Destroy EEPROM. */
     logout("eeprom = 0x%p\n", eeprom);
+    unregister_savevm("eeprom", eeprom);
     qemu_free(eeprom);
 }