[PATCH] mmconfig: minor cleanup in mmconfig code

[linux-2.6-omap-h63xx.git] / arch / i386 / pci / mmconfig.c

diff --git a/arch/i386/pci/mmconfig.c b/arch/i386/pci/mmconfig.c
index 3325b79e651cc7ae2b12db1f0a1863077c8e9083..11be089efd7daddd6f8baa2635407f8bdc2af8ef 100644 (file)
--- a/arch/i386/pci/mmconfig.c
+++ b/arch/i386/pci/mmconfig.c
@@ -27,22 +27,17 @@ static int mmcfg_last_accessed_cpu;
  */
 static u32 get_base_addr(unsigned int seg, int bus, unsigned devfn)
 {
-       int cfg_num = -1;
        struct acpi_mcfg_allocation *cfg;
+       int cfg_num;
 
        if (seg == 0 && bus < PCI_MMCFG_MAX_CHECK_BUS &&
            test_bit(PCI_SLOT(devfn) + 32*bus, pci_mmcfg_fallback_slots))
                return 0;
 
-       while (1) {
-               ++cfg_num;
-               if (cfg_num >= pci_mmcfg_config_num) {
-                       break;
-               }
+       for (cfg_num = 0; cfg_num < pci_mmcfg_config_num; cfg_num++) {
                cfg = &pci_mmcfg_config[cfg_num];
-               if (cfg->pci_segment != seg)
-                       continue;
-               if ((cfg->start_bus_number <= bus) &&
+               if (cfg->pci_segment == seg &&
+                   (cfg->start_bus_number <= bus) &&
                    (cfg->end_bus_number >= bus))
                        return cfg->address;
        }