x86/PCI: Remove unnecessary list_empty(&pci_root_infos) check

list_for_each_entry() handles empty lists, so there's no need to check
whether the list is empty first.

Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Acked-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>

diff --git a/arch/x86/pci/bus_numa.c b/arch/x86/pci/bus_numa.c
index 2e36a4469549cd7ddc0ff6080c444cc70e47ee9b..f3a2cfc14125bbb387d7eae474304a59cf8b2ef1 100644 (file)
--- a/arch/x86/pci/bus_numa.c
+++ b/arch/x86/pci/bus_numa.c
@@ -10,9 +10,6 @@ static struct pci_root_info *x86_find_pci_root_info(int bus)
 {
        struct pci_root_info *info;
 
-       if (list_empty(&pci_root_infos))
-               return NULL;
-
        list_for_each_entry(info, &pci_root_infos, list)
                if (info->busn.start == bus)
                        return info;