Commit 87d47d05 authored by Ben Collins's avatar Ben Collins Committed by Linus Torvalds
Browse files

[PATCH] i2o: Do not disable pci device when it's in use



When dpt_i2o is loaded first, i2o being loaded would cause it to call
pci_device_disable, thus breaking dpt_i2o's use of the device.  Based on
similar usage of pci_disable_device in other drivers.
Signed-off-by: default avatarBen Collins <bcollins@ubuntu.com>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent 48ea7530
......@@ -303,6 +303,7 @@ static int __devinit i2o_pci_probe(struct pci_dev *pdev,
struct i2o_controller *c;
int rc;
struct pci_dev *i960 = NULL;
int pci_dev_busy = 0;
printk(KERN_INFO "i2o: Checking for PCI I2O controllers...\n");
......@@ -395,6 +396,8 @@ static int __devinit i2o_pci_probe(struct pci_dev *pdev,
if ((rc = i2o_pci_alloc(c))) {
printk(KERN_ERR "%s: DMA / IO allocation for I2O controller "
" failed\n", c->name);
if (rc == -ENODEV)
pci_dev_busy = 1;
goto free_controller;
}
......@@ -425,7 +428,8 @@ static int __devinit i2o_pci_probe(struct pci_dev *pdev,
i2o_iop_free(c);
disable:
pci_disable_device(pdev);
if (!pci_dev_busy)
pci_disable_device(pdev);
return rc;
}
......
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