[PATCH] mmconfig: minor cleanup in mmconfig code
This just cleans up.
Signed-off-by: OGAWA Hirofumi <hirofumi@mail.parknet.co.jp>
Signed-off-by: Andi Kleen <ak@suse.de>
diff --git a/arch/i386/pci/mmconfig.c b/arch/i386/pci/mmconfig.c
index 3325b79..11be089 100644
--- a/arch/i386/pci/mmconfig.c
+++ b/arch/i386/pci/mmconfig.c
@@ -27,22 +27,17 @@
*/
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;
}