[SPARC64] psycho: Fix pbm->name handling in pbm_register_toplevel_resources()

We shouldn't overwrite it, it's the device node full name
already and that's what we want.

Based upon a report from Marc Zyngier.
Signed-off-by: David S. Miller <davem@davemloft.net>

arch/sparc64/kernel/pci_psycho.c

@@ -1099,9 +1099,6 @@ static void pbm_register_toplevel_resources(struct pci_controller_info *p,
 {
 	char *name = pbm->name;
 
-	sprintf(name, "PSYCHO%d PBM%c",
-		p->index,
-		(pbm == &p->pbm_A ? 'A' : 'B'));
 	pbm->io_space.name = pbm->mem_space.name = name;
 
 	request_resource(&ioport_resource, &pbm->io_space);