ide: use pci_dev->revision

Some places were using PCI_CLASS_REVISION instead of PCI_REVISION_ID so
they were not converted by commit 44c10138fd4bbc4b6d6bff0873c24902f2a9da65.

Cc: Auke Kok <auke-jan.h.kok@intel.com>
Cc: Greg Kroah-Hartman <gregkh@suse.de>
Acked-by: Sergei Shtylyov <sshtylyov@ru.mvista.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
diff --git a/drivers/ide/setup-pci.c b/drivers/ide/setup-pci.c
index 51b1a9b..f187889 100644
--- a/drivers/ide/setup-pci.c
+++ b/drivers/ide/setup-pci.c
@@ -478,7 +478,6 @@
 static int ide_setup_pci_controller(struct pci_dev *dev, ide_pci_device_t *d, int noisy, int *config)
 {
 	int ret;
-	u32 class_rev;
 	u16 pcicmd;
 
 	if (noisy)
@@ -501,10 +500,9 @@
 		printk(KERN_INFO "%s: device enabled (Linux)\n", d->name);
 	}
 
-	pci_read_config_dword(dev, PCI_CLASS_REVISION, &class_rev);
-	class_rev &= 0xff;
 	if (noisy)
-		printk(KERN_INFO "%s: chipset revision %d\n", d->name, class_rev);
+		printk(KERN_INFO "%s: chipset revision %d\n",
+				 d->name, dev->revision);
 out:
 	return ret;
 }