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authorDavid S. Miller <davem@davemloft.net>2008-09-09 23:54:02 -0700
committerDavid S. Miller <davem@davemloft.net>2008-09-10 23:07:41 -0700
commitd3ae4b5bc7186a53731d35187ad4ba3bca147cf6 (patch)
tree53fbab0e70a170a3f6576e44e0b65fdbffe33258 /arch/sparc64/kernel/pci.c
parentab138c031f72f6d030afa1a06a3a537e85ae843e (diff)
sparc64: Get rid of pci_controller_info.
It is just used as a parent to encapsulate two PBM objects. But that layout is only really relevant and necessary for psycho PCI controllers, which unlike all the others share a single IOMMU instance between sibling PCI busses. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/sparc64/kernel/pci.c')
-rw-r--r--arch/sparc64/kernel/pci.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/sparc64/kernel/pci.c b/arch/sparc64/kernel/pci.c
index 8e18fdf32a6..3070f6faecc 100644
--- a/arch/sparc64/kernel/pci.c
+++ b/arch/sparc64/kernel/pci.c
@@ -977,14 +977,14 @@ int pcibus_to_node(struct pci_bus *pbus)
EXPORT_SYMBOL(pcibus_to_node);
#endif
-/* Return the domain nuber for this pci bus */
+/* Return the domain number for this pci bus */
int pci_domain_nr(struct pci_bus *pbus)
{
struct pci_pbm_info *pbm = pbus->sysdata;
int ret;
- if (pbm == NULL || pbm->parent == NULL) {
+ if (!pbm) {
ret = -ENXIO;
} else {
ret = pbm->index;