diff -aurpN -X /home/fletch/.diff.exclude 107-kgdboe_netpoll/drivers/pci/probe.c 110-ppc64_bar_0_fix/drivers/pci/probe.c
--- 107-kgdboe_netpoll/drivers/pci/probe.c	Thu Jan  1 21:24:49 2004
+++ 110-ppc64_bar_0_fix/drivers/pci/probe.c	Thu Jan  1 21:30:17 2004
@@ -176,7 +176,7 @@ void __devinit pci_read_bridge_bases(str
 		limit |= (io_limit_hi << 16);
 	}
 
-	if (base && base <= limit) {
+	if (base <= limit) {
 		res->flags = (io_base_lo & PCI_IO_RANGE_TYPE_MASK) | IORESOURCE_IO;
 		res->start = base;
 		res->end = limit + 0xfff;
@@ -187,7 +187,7 @@ void __devinit pci_read_bridge_bases(str
 	pci_read_config_word(dev, PCI_MEMORY_LIMIT, &mem_limit_lo);
 	base = (mem_base_lo & PCI_MEMORY_RANGE_MASK) << 16;
 	limit = (mem_limit_lo & PCI_MEMORY_RANGE_MASK) << 16;
-	if (base && base <= limit) {
+	if (base <= limit) {
 		res->flags = (mem_base_lo & PCI_MEMORY_RANGE_TYPE_MASK) | IORESOURCE_MEM;
 		res->start = base;
 		res->end = limit + 0xfffff;
@@ -213,7 +213,7 @@ void __devinit pci_read_bridge_bases(str
 		}
 #endif
 	}
-	if (base && base <= limit) {
+	if (base <= limit) {
 		res->flags = (mem_base_lo & PCI_MEMORY_RANGE_TYPE_MASK) | IORESOURCE_MEM | IORESOURCE_PREFETCH;
 		res->start = base;
 		res->end = limit + 0xfffff;