s390/pci: rename pci_probe to s390_pci_probe

pci_probe is too generic and has a name clash with other common code parts.

Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>

drivers/pci/hotplug/s390_pci_hpc.c

@@ -231,7 +231,7 @@ static int __init pci_hotplug_s390_init(void)
 	 * right now.
 	 */
 
-	if (!pci_probe)
+	if (!s390_pci_probe)
 		return -EOPNOTSUPP;
 
 	/* register callbacks for slot handling from arch code */