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path: root/drivers/net/wan/pc300_drv.c
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Diffstat (limited to 'drivers/net/wan/pc300_drv.c')
-rw-r--r--drivers/net/wan/pc300_drv.c22
1 files changed, 12 insertions, 10 deletions
diff --git a/drivers/net/wan/pc300_drv.c b/drivers/net/wan/pc300_drv.c
index d67be2587d4d..3e7753b10717 100644
--- a/drivers/net/wan/pc300_drv.c
+++ b/drivers/net/wan/pc300_drv.c
@@ -3427,7 +3427,7 @@ cpc_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
3427{ 3427{
3428 static int first_time = 1; 3428 static int first_time = 1;
3429 ucchar cpc_rev_id; 3429 ucchar cpc_rev_id;
3430 int err = 0, eeprom_outdated = 0; 3430 int err, eeprom_outdated = 0;
3431 ucshort device_id; 3431 ucshort device_id;
3432 pc300_t *card; 3432 pc300_t *card;
3433 3433
@@ -3439,15 +3439,21 @@ cpc_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
3439#endif 3439#endif
3440 } 3440 }
3441 3441
3442 if ((err = pci_enable_device(pdev)) < 0)
3443 return err;
3444
3442 card = (pc300_t *) kmalloc(sizeof(pc300_t), GFP_KERNEL); 3445 card = (pc300_t *) kmalloc(sizeof(pc300_t), GFP_KERNEL);
3443 if (card == NULL) { 3446 if (card == NULL) {
3444 printk("PC300 found at RAM 0x%08lx, " 3447 printk("PC300 found at RAM 0x%08lx, "
3445 "but could not allocate card structure.\n", 3448 "but could not allocate card structure.\n",
3446 pci_resource_start(pdev, 3)); 3449 pci_resource_start(pdev, 3));
3447 return -ENOMEM; 3450 err = -ENOMEM;
3451 goto err_disable_dev;
3448 } 3452 }
3449 memset(card, 0, sizeof(pc300_t)); 3453 memset(card, 0, sizeof(pc300_t));
3450 3454
3455 err = -ENODEV;
3456
3451 /* read PCI configuration area */ 3457 /* read PCI configuration area */
3452 device_id = ent->device; 3458 device_id = ent->device;
3453 card->hw.irq = pdev->irq; 3459 card->hw.irq = pdev->irq;
@@ -3507,7 +3513,6 @@ cpc_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
3507 printk("PC300 found at RAM 0x%08x, " 3513 printk("PC300 found at RAM 0x%08x, "
3508 "but could not allocate PLX mem region.\n", 3514 "but could not allocate PLX mem region.\n",
3509 card->hw.ramphys); 3515 card->hw.ramphys);
3510 err = -ENODEV;
3511 goto err_release_io; 3516 goto err_release_io;
3512 } 3517 }
3513 if (!request_mem_region(card->hw.ramphys, card->hw.alloc_ramsize, 3518 if (!request_mem_region(card->hw.ramphys, card->hw.alloc_ramsize,
@@ -3515,7 +3520,6 @@ cpc_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
3515 printk("PC300 found at RAM 0x%08x, " 3520 printk("PC300 found at RAM 0x%08x, "
3516 "but could not allocate RAM mem region.\n", 3521 "but could not allocate RAM mem region.\n",
3517 card->hw.ramphys); 3522 card->hw.ramphys);
3518 err = -ENODEV;
3519 goto err_release_plx; 3523 goto err_release_plx;
3520 } 3524 }
3521 if (!request_mem_region(card->hw.scaphys, card->hw.scasize, 3525 if (!request_mem_region(card->hw.scaphys, card->hw.scasize,
@@ -3523,13 +3527,9 @@ cpc_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
3523 printk("PC300 found at RAM 0x%08x, " 3527 printk("PC300 found at RAM 0x%08x, "
3524 "but could not allocate SCA mem region.\n", 3528 "but could not allocate SCA mem region.\n",
3525 card->hw.ramphys); 3529 card->hw.ramphys);
3526 err = -ENODEV;
3527 goto err_release_ram; 3530 goto err_release_ram;
3528 } 3531 }
3529 3532
3530 if ((err = pci_enable_device(pdev)) != 0)
3531 goto err_release_sca;
3532
3533 card->hw.plxbase = ioremap(card->hw.plxphys, card->hw.plxsize); 3533 card->hw.plxbase = ioremap(card->hw.plxphys, card->hw.plxsize);
3534 card->hw.rambase = ioremap(card->hw.ramphys, card->hw.alloc_ramsize); 3534 card->hw.rambase = ioremap(card->hw.ramphys, card->hw.alloc_ramsize);
3535 card->hw.scabase = ioremap(card->hw.scaphys, card->hw.scasize); 3535 card->hw.scabase = ioremap(card->hw.scaphys, card->hw.scasize);
@@ -3619,7 +3619,6 @@ err_io_unmap:
3619 iounmap(card->hw.falcbase); 3619 iounmap(card->hw.falcbase);
3620 release_mem_region(card->hw.falcphys, card->hw.falcsize); 3620 release_mem_region(card->hw.falcphys, card->hw.falcsize);
3621 } 3621 }
3622err_release_sca:
3623 release_mem_region(card->hw.scaphys, card->hw.scasize); 3622 release_mem_region(card->hw.scaphys, card->hw.scasize);
3624err_release_ram: 3623err_release_ram:
3625 release_mem_region(card->hw.ramphys, card->hw.alloc_ramsize); 3624 release_mem_region(card->hw.ramphys, card->hw.alloc_ramsize);
@@ -3628,7 +3627,9 @@ err_release_plx:
3628err_release_io: 3627err_release_io:
3629 release_region(card->hw.iophys, card->hw.iosize); 3628 release_region(card->hw.iophys, card->hw.iosize);
3630 kfree(card); 3629 kfree(card);
3631 return -ENODEV; 3630err_disable_dev:
3631 pci_disable_device(pdev);
3632 return err;
3632} 3633}
3633 3634
3634static void __devexit cpc_remove_one(struct pci_dev *pdev) 3635static void __devexit cpc_remove_one(struct pci_dev *pdev)
@@ -3662,6 +3663,7 @@ static void __devexit cpc_remove_one(struct pci_dev *pdev)
3662 if (card->hw.irq) 3663 if (card->hw.irq)
3663 free_irq(card->hw.irq, card); 3664 free_irq(card->hw.irq, card);
3664 kfree(card); 3665 kfree(card);
3666 pci_disable_device(pdev);
3665 } 3667 }
3666} 3668}
3667 3669