1 files changed, 11 insertions, 10 deletions

diff --git a/drivers/net/ethernet/micrel/ks8851.c b/drivers/net/ethernet/micrel/ks8851.c
index c722aa607d0..f8dda009d3c 100644
--- a/drivers/net/ethernet/micrel/ks8851.c
+++ b/drivers/net/ethernet/micrel/ks8851.c
@@ -889,16 +889,17 @@ static int ks8851_net_stop(struct net_device *dev)
         netif_stop_queue(dev);
 
         mutex_lock(&ks->lock);
+        /* turn off the IRQs and ack any outstanding */
+        ks8851_wrreg16(ks, KS_IER, 0x0000);
+        ks8851_wrreg16(ks, KS_ISR, 0xffff);
+        mutex_unlock(&ks->lock);
 
         /* stop any outstanding work */
         flush_work(&ks->irq_work);
         flush_work(&ks->tx_work);
         flush_work(&ks->rxctrl_work);
 
-        /* turn off the IRQs and ack any outstanding */
-        ks8851_wrreg16(ks, KS_IER, 0x0000);
-        ks8851_wrreg16(ks, KS_ISR, 0xffff);
-
+        mutex_lock(&ks->lock);
         /* shutdown RX process */
         ks8851_wrreg16(ks, KS_RXCR1, 0x0000);
 
@@ -907,6 +908,7 @@ static int ks8851_net_stop(struct net_device *dev)
 
         /* set powermode to soft power down to save power */
         ks8851_set_powermode(ks, PMECR_PM_SOFTDOWN);
+        mutex_unlock(&ks->lock);
 
         /* ensure any queued tx buffers are dumped */
         while (!skb_queue_empty(&ks->txq)) {
@@ -918,7 +920,6 @@ static int ks8851_net_stop(struct net_device *dev)
                 dev_kfree_skb(txb);
         }
 
-        mutex_unlock(&ks->lock);
         return 0;
 }
 
@@ -1418,6 +1419,7 @@ static int __devinit ks8851_probe(struct spi_device *spi)
         struct net_device *ndev;
         struct ks8851_net *ks;
         int ret;
+        unsigned cider;
 
         ndev = alloc_etherdev(sizeof(struct ks8851_net));
         if (!ndev)
@@ -1484,8 +1486,8 @@ static int __devinit ks8851_probe(struct spi_device *spi)
         ks8851_soft_reset(ks, GRR_GSR);
 
         /* simple check for a valid chip being connected to the bus */
-
-        if ((ks8851_rdreg16(ks, KS_CIDER) & ~CIDER_REV_MASK) != CIDER_ID) {
+        cider = ks8851_rdreg16(ks, KS_CIDER);
+        if ((cider & ~CIDER_REV_MASK) != CIDER_ID) {
                 dev_err(&spi->dev, "failed to read device ID\n");
                 ret = -ENODEV;
                 goto err_id;
@@ -1516,15 +1518,14 @@ static int __devinit ks8851_probe(struct spi_device *spi)
         }
 
         netdev_info(ndev, "revision %d, MAC %pM, IRQ %d, %s EEPROM\n",
-                    CIDER_REV_GET(ks8851_rdreg16(ks, KS_CIDER)),
-                    ndev->dev_addr, ndev->irq,
+                    CIDER_REV_GET(cider), ndev->dev_addr, ndev->irq,
                     ks->rc_ccr & CCR_EEPROM ? "has" : "no");
 
         return 0;
 
 
 err_netdev:
-        free_irq(ndev->irq, ndev);
+        free_irq(ndev->irq, ks);
 
 err_id:
 err_irq: