sparc64: Record OF device instead of device node pointer in pci_pbm_info.

Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/arch/sparc64/kernel/pci_fire.c b/arch/sparc64/kernel/pci_fire.c
index b538bfb..7e1a9b6 100644
--- a/arch/sparc64/kernel/pci_fire.c
+++ b/arch/sparc64/kernel/pci_fire.c
@@ -446,7 +446,7 @@
 	pbm->index = pci_num_pbms++;
 
 	pbm->portid = portid;
-	pbm->prom_node = dp;
+	pbm->op = op;
 	pbm->name = dp->full_name;
 
 	regs = of_get_property(dp, "reg", NULL);