1 files changed, 5 insertions, 3 deletions

diff --git a/drivers/net/smsc911x.c b/drivers/net/smsc911x.c
index c498b720b532..4b42ecc63dcf 100644
--- a/drivers/net/smsc911x.c
+++ b/drivers/net/smsc911x.c
@@ -1818,6 +1818,7 @@ static int __devinit smsc911x_init(struct net_device *dev)
         SMSC_TRACE(PROBE, "PHY will be autodetected.");
 
         spin_lock_init(&pdata->dev_lock);
+        spin_lock_init(&pdata->mac_lock);
 
         if (pdata->ioaddr == 0) {
                 SMSC_WARNING(PROBE, "pdata->ioaddr: 0x00000000");
@@ -1895,8 +1896,11 @@ static int __devinit smsc911x_init(struct net_device *dev)
         /* workaround for platforms without an eeprom, where the mac address
          * is stored elsewhere and set by the bootloader.  This saves the
          * mac address before resetting the device */
-        if (pdata->config.flags & SMSC911X_SAVE_MAC_ADDRESS)
+        if (pdata->config.flags & SMSC911X_SAVE_MAC_ADDRESS) {
+                spin_lock_irq(&pdata->mac_lock);
                 smsc911x_read_mac_address(dev);
+                spin_unlock_irq(&pdata->mac_lock);
+        }
 
         /* Reset the LAN911x */
         if (smsc911x_soft_reset(pdata))
@@ -2059,8 +2063,6 @@ static int __devinit smsc911x_drv_probe(struct platform_device *pdev)
                 SMSC_TRACE(PROBE, "Network interface: \"%s\"", dev->name);
         }
 
-        spin_lock_init(&pdata->mac_lock);
-
         retval = smsc911x_mii_init(pdev, dev);
         if (retval) {
                 SMSC_WARNING(PROBE,