aboutsummaryrefslogtreecommitdiffstats
path: root/drivers/pci
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/pci')
-rw-r--r--drivers/pci/probe.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/pci/probe.c b/drivers/pci/probe.c
index 658ac97..9c5d2a9 100644
--- a/drivers/pci/probe.c
+++ b/drivers/pci/probe.c
@@ -287,7 +287,7 @@ static void __devinit pci_read_bridge_io(struct pci_bus *child)
limit |= (io_limit_hi << 16);
}
- if (base && base <= limit) {
+ if (base <= limit) {
res->flags = (io_base_lo & PCI_IO_RANGE_TYPE_MASK) | IORESOURCE_IO;
res2.flags = res->flags;
region.start = base;
@@ -314,7 +314,7 @@ static void __devinit pci_read_bridge_mmio(struct pci_bus *child)
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;
region.start = base;
region.end = limit + 0xfffff;
@@ -360,7 +360,7 @@ static void __devinit pci_read_bridge_mmio_pref(struct pci_bus *child)
#endif
}
}
- if (base && base <= limit) {
+ if (base <= limit) {
res->flags = (mem_base_lo & PCI_PREF_RANGE_TYPE_MASK) |
IORESOURCE_MEM | IORESOURCE_PREFETCH;
if (res->flags & PCI_PREF_RANGE_TYPE_64)