From 9f486ae1d9ea700a952b77a8881de05ebc1610c3 Mon Sep 17 00:00:00 2001 From: Valerie Henson Date: Fri, 8 Sep 2006 11:15:41 -0700 Subject: [PATCH] [PATCH] Handle pci_enable_device() errors in resume Signed-off-by: Valerie Henson Cc: Jeff Garzik Signed-off-by: Jeff Garzik --- drivers/net/tulip/de2104x.c | 16 ++++++++++------ drivers/net/tulip/tulip_core.c | 5 ++++- drivers/net/tulip/winbond-840.c | 12 ++++++++---- 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