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it821x: convert to use ->host_priv 

While at it:

* Allocate both struct it821x_dev instances at once.

* Don't leak itdevs on ide_pci_init_one() failure.

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
This commit is contained in:
Bartlomiej Zolnierkiewicz 2008-07-24 22:53:16 +02:00
parent 74811f355f
commit 1d76d9dc44
1 changed files with 13 additions and 15 deletions
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28
drivers/ide/pci/it821x.c
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@ -534,8 +534,9 @@ static struct ide_dma_ops it821x_pass_through_dma_ops = {
static void __devinit init_hwif_it821x(ide_hwif_t *hwif)
{
struct pci_dev *dev = to_pci_dev(hwif->dev);
struct it821x_dev **itdevs = (struct it821x_dev **)pci_get_drvdata(dev);
struct it821x_dev *idev = itdevs[hwif->channel];
struct ide_host *host = pci_get_drvdata(dev);
struct it821x_dev *itdevs = host->host_priv;
struct it821x_dev *idev = itdevs + hwif->channel;
u8 conf;
ide_set_hwifdata(hwif, idev);
@ -648,23 +649,20 @@ static const struct ide_port_info it821x_chipsets[] __devinitdata = {
static int __devinit it821x_init_one(struct pci_dev *dev, const struct pci_device_id *id)
{
struct it821x_dev *itdevs[2] = { NULL, NULL} , *itdev;
unsigned int i;
struct it821x_dev *itdevs;
int rc;
for (i = 0; i < 2; i++) {
itdev = kzalloc(sizeof(*itdev), GFP_KERNEL);
if (itdev == NULL) {
kfree(itdevs[0]);
printk(KERN_ERR "it821x: out of memory\n");
return -ENOMEM;
}
itdevs[i] = itdev;
itdevs = kzalloc(2 * sizeof(*itdevs), GFP_KERNEL);
if (itdevs == NULL) {
printk(KERN_ERR "it821x: out of memory\n");
return -ENOMEM;
}
pci_set_drvdata(dev, itdevs);
rc = ide_pci_init_one(dev, &it821x_chipsets[id->driver_data], itdevs);
if (rc)
kfree(itdevs);
return ide_pci_init_one(dev, &it821x_chipsets[id->driver_data], NULL);
return rc;
}
static const struct pci_device_id it821x_pci_tbl[] = {