diff --git a/hw/e1000.c b/hw/e1000.c
index 26657922c5..a04d7b1fe4 100644
--- a/hw/e1000.c
+++ b/hw/e1000.c
@@ -1058,6 +1058,18 @@ pci_e1000_uninit(PCIDevice *dev)
     return 0;
 }
 
+static void e1000_reset(void *opaque)
+{
+    E1000State *d = opaque;
+
+    memset(d->phy_reg, 0, sizeof d->phy_reg);
+    memmove(d->phy_reg, phy_reg_init, sizeof phy_reg_init);
+    memset(d->mac_reg, 0, sizeof d->mac_reg);
+    memmove(d->mac_reg, mac_reg_init, sizeof mac_reg_init);
+    d->rxbuf_min_shift = 1;
+    memset(&d->tx, 0, sizeof d->tx);
+}
+
 static void pci_e1000_init(PCIDevice *pci_dev)
 {
     E1000State *d = (E1000State *)pci_dev;
@@ -1098,13 +1110,6 @@ static void pci_e1000_init(PCIDevice *pci_dev)
     checksum = (uint16_t) EEPROM_SUM - checksum;
     d->eeprom_data[EEPROM_CHECKSUM_REG] = checksum;
 
-    memset(d->phy_reg, 0, sizeof d->phy_reg);
-    memmove(d->phy_reg, phy_reg_init, sizeof phy_reg_init);
-    memset(d->mac_reg, 0, sizeof d->mac_reg);
-    memmove(d->mac_reg, mac_reg_init, sizeof mac_reg_init);
-    d->rxbuf_min_shift = 1;
-    memset(&d->tx, 0, sizeof d->tx);
-
     d->vc = qdev_get_vlan_client(&d->dev.qdev,
                                  e1000_receive, e1000_can_receive,
                                  e1000_cleanup, d);
@@ -1114,6 +1119,8 @@ static void pci_e1000_init(PCIDevice *pci_dev)
 
     register_savevm(info_str, -1, 2, nic_save, nic_load, d);
     d->dev.unregister = pci_e1000_uninit;
+    qemu_register_reset(e1000_reset, 0, d);
+    e1000_reset(d);
 }
 
 static void e1000_register_devices(void)
diff --git a/hw/rtl8139.c b/hw/rtl8139.c
index d99f35c130..ea2ca25182 100644
--- a/hw/rtl8139.c
+++ b/hw/rtl8139.c
@@ -1170,8 +1170,9 @@ static void rtl8139_reset_rxring(RTL8139State *s, uint32_t bufferSize)
     s->RxBufAddr = 0;
 }
 
-static void rtl8139_reset(RTL8139State *s)
+static void rtl8139_reset(void *opaque)
 {
+    RTL8139State *s = opaque;
     int i;
 
     /* restore MAC address */
@@ -3473,6 +3474,7 @@ static void pci_rtl8139_init(PCIDevice *dev)
 
     s->pci_dev = (PCIDevice *)d;
     qdev_get_macaddr(&dev->qdev, s->macaddr);
+    qemu_register_reset(rtl8139_reset, 0, s);
     rtl8139_reset(s);
     s->vc = qdev_get_vlan_client(&dev->qdev,
                                  rtl8139_receive, rtl8139_can_receive,