sparc/PCI: Claim bus resources before pci_bus_add_devices()

Pci_claim_bus_resources() should be called before pci_bus_add_devices(), or
driver may failed to load, because the resources had not claimed.

Signed-off-by: Yijing Wang <wangyijing@huawei.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>

1 files changed, 1 insertions, 2 deletions

diff --git a/arch/sparc/kernel/pci.c b/arch/sparc/kernel/pci.c
index 9ce5afe167ff..9e267cae683e 100644
--- a/arch/sparc/kernel/pci.c
+++ b/arch/sparc/kernel/pci.c
@@ -677,11 +677,10 @@ struct pci_bus *pci_scan_one_pbm(struct pci_pbm_info *pbm,
         }
 
         pci_of_scan_bus(pbm, node, bus);
-        pci_bus_add_devices(bus);
         pci_bus_register_of_sysfs(bus);
 
         pci_claim_bus_resources(bus);
-
+        pci_bus_add_devices(bus);
         return bus;
 }