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[MTD] MAPS: esb2rom: use hotplug safe interfaces 

Fairly self explanatory.  Keep a reference initially, drop it when we free up
the driver resources.

Signed-off-by: Alan Cox <alan@redhat.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: David Woodhouse <dwmw2@infradead.org>
hifive-unleashed-5.1
Alan Cox 2006-10-20 14:41:06 -07:00 committed by David Woodhouse
parent f33686b5a7
commit c7438d02b3
1 changed files with 4 additions and 3 deletions
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7
drivers/mtd/maps/esb2rom.c
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@ -140,8 +140,8 @@ static void esb2rom_cleanup(struct esb2rom_window *window)
window->virt = NULL;
window->phys = 0;
window->size = 0;
window->pdev = NULL;
}
pci_dev_put(window->pdev);
}
static int __devinit esb2rom_init_one(struct pci_dev *pdev,
@ -164,7 +164,7 @@ static int __devinit esb2rom_init_one(struct pci_dev *pdev,
* Also you can page firmware hubs if an 8MiB window isn't enough
* but don't currently handle that case either.
*/
window->pdev = pdev;
window->pdev = pci_dev_get(pdev);
/* RLG: experiment 2. Force the window registers to the widest values */
@ -418,7 +418,7 @@ static int __init init_esb2rom(void)
pdev = NULL;
for (id = esb2rom_pci_tbl; id->vendor; id++) {
printk(KERN_DEBUG "device id = %x\n", id->device);
pdev = pci_find_device(id->vendor, id->device, NULL);
pdev = pci_get_device(id->vendor, id->device, NULL);
if (pdev) {
printk(KERN_DEBUG "matched device = %x\n", id->device);
break;
@ -427,6 +427,7 @@ static int __init init_esb2rom(void)
if (pdev) {
printk(KERN_DEBUG "matched device id %x\n", id->device);
retVal = esb2rom_init_one(pdev, &esb2rom_pci_tbl[0]);
pci_dev_put(pdev);
printk(KERN_DEBUG "retVal = %d\n", retVal);
return retVal;
}