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authorHerbert Xu <herbert@gondor.apana.org.au>2007-04-09 11:51:15 -0700
committerDavid S. Miller <davem@sunset.davemloft.net>2007-04-09 13:31:14 -0700
commit699784b7614ce61b16a075445b8e5b6c379c5086 (patch)
treeb6eba3c51a434838c96b1de6114146485db72b71 /drivers/net/sc92031.c
parentbb8a954f27ed8fb8f57e80e6b63d837cfdcad689 (diff)
[SC92031]: Fix priv->lock context
The spin_lock calls made in dev->open and dev->close must disable BH since open/close are made in process context. Conversely, the call in dev->hard_start_xmit does not need to disable BH since it is already executing with BH disabled. Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/sc92031.c')
-rw-r--r--drivers/net/sc92031.c20
1 files changed, 10 insertions, 10 deletions
diff --git a/drivers/net/sc92031.c b/drivers/net/sc92031.c
index 4a926f20b6e..c32c21af3fd 100644
--- a/drivers/net/sc92031.c
+++ b/drivers/net/sc92031.c
@@ -964,7 +964,7 @@ static int sc92031_start_xmit(struct sk_buff *skb, struct net_device *dev)
goto out;
}
- spin_lock_bh(&priv->lock);
+ spin_lock(&priv->lock);
if (unlikely(!netif_carrier_ok(dev))) {
err = -ENOLINK;
@@ -1005,7 +1005,7 @@ static int sc92031_start_xmit(struct sk_buff *skb, struct net_device *dev)
netif_stop_queue(dev);
out_unlock:
- spin_unlock_bh(&priv->lock);
+ spin_unlock(&priv->lock);
out:
dev_kfree_skb(skb);
@@ -1042,12 +1042,12 @@ static int sc92031_open(struct net_device *dev)
priv->pm_config = 0;
/* Interrupts already disabled by sc92031_stop or sc92031_probe */
- spin_lock(&priv->lock);
+ spin_lock_bh(&priv->lock);
_sc92031_reset(dev);
mmiowb();
- spin_unlock(&priv->lock);
+ spin_unlock_bh(&priv->lock);
sc92031_enable_interrupts(dev);
if (netif_carrier_ok(dev))
@@ -1077,13 +1077,13 @@ static int sc92031_stop(struct net_device *dev)
/* Disable interrupts, stop Tx and Rx. */
sc92031_disable_interrupts(dev);
- spin_lock(&priv->lock);
+ spin_lock_bh(&priv->lock);
_sc92031_disable_tx_rx(dev);
_sc92031_tx_clear(dev);
mmiowb();
- spin_unlock(&priv->lock);
+ spin_unlock_bh(&priv->lock);
free_irq(pdev->irq, dev);
pci_free_consistent(pdev, TX_BUF_TOT_LEN, priv->tx_bufs,
@@ -1539,13 +1539,13 @@ static int sc92031_suspend(struct pci_dev *pdev, pm_message_t state)
/* Disable interrupts, stop Tx and Rx. */
sc92031_disable_interrupts(dev);
- spin_lock(&priv->lock);
+ spin_lock_bh(&priv->lock);
_sc92031_disable_tx_rx(dev);
_sc92031_tx_clear(dev);
mmiowb();
- spin_unlock(&priv->lock);
+ spin_unlock_bh(&priv->lock);
out:
pci_set_power_state(pdev, pci_choose_state(pdev, state));
@@ -1565,12 +1565,12 @@ static int sc92031_resume(struct pci_dev *pdev)
goto out;
/* Interrupts already disabled by sc92031_suspend */
- spin_lock(&priv->lock);
+ spin_lock_bh(&priv->lock);
_sc92031_reset(dev);
mmiowb();
- spin_unlock(&priv->lock);
+ spin_unlock_bh(&priv->lock);
sc92031_enable_interrupts(dev);
netif_device_attach(dev);