diff --git a/arch/powerpc/kernel/pci-common.c b/arch/powerpc/kernel/pci-common.c
index 1e827e3769a8..622463a88f05 100644
--- a/arch/powerpc/kernel/pci-common.c
+++ b/arch/powerpc/kernel/pci-common.c
@@ -89,11 +89,13 @@ static int get_phb_number(struct device_node *dn)
 	}
 	if (ret)
 		ret = of_property_read_u64(dn, "ibm,opal-phbid", &prop);
-	if (ret)
+
+	if (ret) {
 		ret = of_alias_get_id(dn, "pci");
-	if (ret >= 0) {
-		prop = ret;
-		ret = 0;
+		if (ret >= 0) {
+			prop = ret;
+			ret = 0;
+		}
 	}
 	if (ret) {
 		u32 prop_32;