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authorBartlomiej Zolnierkiewicz <bzolnier@gmail.com>2008-07-24 22:53:16 +0200
committerBartlomiej Zolnierkiewicz <bzolnier@gmail.com>2008-07-24 22:53:16 +0200
commit1d76d9dc448d5a6fc7b49ba06c634aa6927bcc3d (patch)
tree0b04ce3643888a6fc86b889f33bec8455286b7af /drivers/ide/pci/it821x.c
parent74811f355f4f69a187fa74892dcf2a684b84ce99 (diff)
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>
Diffstat (limited to 'drivers/ide/pci/it821x.c')
-rw-r--r--drivers/ide/pci/it821x.c28
1 files changed, 13 insertions, 15 deletions
diff --git a/drivers/ide/pci/it821x.c b/drivers/ide/pci/it821x.c
index 40186f9e56a..e63fdafe18f 100644
--- a/drivers/ide/pci/it821x.c
+++ b/drivers/ide/pci/it821x.c
@@ -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;
-
- 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;
- }
+ struct it821x_dev *itdevs;
+ int rc;
- 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[] = {