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authorValerie Henson <val_henson@linux.intel.com>2006-09-08 11:15:41 -0700
committerJeff Garzik <jeff@garzik.org>2006-09-11 09:05:37 -0400
commit9f486ae1d9ea700a952b77a8881de05ebc1610c3 (patch)
tree702247e52d2d8ce81758aec6dd3362db52a3cd36 /drivers/net/tulip
parent42eab56776b7c9686ee39f8f677a3e3b09caa170 (diff)
downloadblackbird-op-linux-9f486ae1d9ea700a952b77a8881de05ebc1610c3.tar.gz
blackbird-op-linux-9f486ae1d9ea700a952b77a8881de05ebc1610c3.zip
[PATCH] Handle pci_enable_device() errors in resume
Signed-off-by: Valerie Henson <val_henson@linux.intel.com> Cc: Jeff Garzik <jeff@garzik.org> Signed-off-by: Jeff Garzik <jeff@garzik.org>
Diffstat (limited to 'drivers/net/tulip')
-rw-r--r--drivers/net/tulip/de2104x.c16
-rw-r--r--drivers/net/tulip/tulip_core.c5
-rw-r--r--drivers/net/tulip/winbond-840.c12
3 files changed, 22 insertions, 11 deletions
diff --git a/drivers/net/tulip/de2104x.c b/drivers/net/tulip/de2104x.c
index 350a73e99a85..17a2ebaef58c 100644
--- a/drivers/net/tulip/de2104x.c
+++ b/drivers/net/tulip/de2104x.c
@@ -2138,17 +2138,21 @@ static int de_resume (struct pci_dev *pdev)
{
struct net_device *dev = pci_get_drvdata (pdev);
struct de_private *de = dev->priv;
+ int retval = 0;
rtnl_lock();
if (netif_device_present(dev))
goto out;
- if (netif_running(dev)) {
- pci_enable_device(pdev);
- de_init_hw(de);
- netif_device_attach(dev);
- } else {
- netif_device_attach(dev);
+ if (!netif_running(dev))
+ goto out_attach;
+ if ((retval = pci_enable_device(pdev))) {
+ printk (KERN_ERR "%s: pci_enable_device failed in resume\n",
+ dev->name);
+ goto out;
}
+ de_init_hw(de);
+out_attach:
+ netif_device_attach(dev);
out:
rtnl_unlock();
return 0;
diff --git a/drivers/net/tulip/tulip_core.c b/drivers/net/tulip/tulip_core.c
index def5999f987b..8092c4f8c036 100644
--- a/drivers/net/tulip/tulip_core.c
+++ b/drivers/net/tulip/tulip_core.c
@@ -1769,7 +1769,10 @@ static int tulip_resume(struct pci_dev *pdev)
pci_set_power_state(pdev, PCI_D0);
pci_restore_state(pdev);
- pci_enable_device(pdev);
+ if ((retval = pci_enable_device(pdev))) {
+ printk (KERN_ERR "tulip: pci_enable_device failed in resume\n");
+ return retval;
+ }
if ((retval = request_irq(dev->irq, &tulip_interrupt, IRQF_SHARED, dev->name, dev))) {
printk (KERN_ERR "tulip: request_irq failed in resume\n");
diff --git a/drivers/net/tulip/winbond-840.c b/drivers/net/tulip/winbond-840.c
index b54378fac8f0..a64d6828d9aa 100644
--- a/drivers/net/tulip/winbond-840.c
+++ b/drivers/net/tulip/winbond-840.c
@@ -1626,14 +1626,18 @@ static int w840_resume (struct pci_dev *pdev)
{
struct net_device *dev = pci_get_drvdata (pdev);
struct netdev_private *np = netdev_priv(dev);
+ int retval = 0;
rtnl_lock();
if (netif_device_present(dev))
goto out; /* device not suspended */
if (netif_running(dev)) {
- pci_enable_device(pdev);
- /* pci_power_on(pdev); */
-
+ if ((retval = pci_enable_device(pdev))) {
+ printk (KERN_ERR
+ "%s: pci_enable_device failed in resume\n",
+ dev->name);
+ goto out;
+ }
spin_lock_irq(&np->lock);
iowrite32(1, np->base_addr+PCIBusCfg);
ioread32(np->base_addr+PCIBusCfg);
@@ -1651,7 +1655,7 @@ static int w840_resume (struct pci_dev *pdev)
}
out:
rtnl_unlock();
- return 0;
+ return retval;
}
#endif
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