diff options
| author | Tony Luck <tony.luck@intel.com> | 2005-08-23 07:27:28 -0700 |
|---|---|---|
| committer | Tony Luck <tony.luck@intel.com> | 2005-08-23 07:27:28 -0700 |
| commit | 034e5356a4c0401d1227393de4c756e9c414be35 (patch) | |
| tree | 11b23fad114eab4880d104c8704c3c5c7991b348 /arch/ia64/sn | |
| parent | 729c80c6ffd7633210a09d4b55fdfab3c8d1866b (diff) | |
| parent | c1ffb910f7a4e1e79d462bb359067d97ad1a8a25 (diff) | |
Pull prarit-bus-sysdata into release branch
Diffstat (limited to 'arch/ia64/sn')
| -rw-r--r-- | arch/ia64/sn/kernel/io_init.c | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/arch/ia64/sn/kernel/io_init.c b/arch/ia64/sn/kernel/io_init.c index 37e10e010a2..414cdf2e3c9 100644 --- a/arch/ia64/sn/kernel/io_init.c +++ b/arch/ia64/sn/kernel/io_init.c @@ -323,7 +323,7 @@ void sn_pci_controller_fixup(int segment, int busnum, struct pci_bus *bus) struct pci_controller *controller; struct pcibus_bussoft *prom_bussoft_ptr; struct hubdev_info *hubdev_info; - void *provider_soft; + void *provider_soft = NULL; struct sn_pcibus_provider *provider; status = sal_get_pcibus_info((u64) segment, (u64) busnum, @@ -339,7 +339,7 @@ void sn_pci_controller_fixup(int segment, int busnum, struct pci_bus *bus) if (bus == NULL) { bus = pci_scan_bus(busnum, &pci_root_ops, controller); if (bus == NULL) - return; /* error, or bus already scanned */ + goto error_return; /* error, or bus already scanned */ bus->sysdata = NULL; } @@ -352,28 +352,30 @@ void sn_pci_controller_fixup(int segment, int busnum, struct pci_bus *bus) */ if (prom_bussoft_ptr->bs_asic_type >= PCIIO_ASIC_MAX_TYPES) - return; /* unsupported asic type */ + goto error_return; /* unsupported asic type */ if (prom_bussoft_ptr->bs_asic_type == PCIIO_ASIC_TYPE_PPB) goto error_return; /* no further fixup necessary */ provider = sn_pci_provider[prom_bussoft_ptr->bs_asic_type]; if (provider == NULL) - return; /* no provider registerd for this asic */ + goto error_return; /* no provider registerd for this asic */ - provider_soft = NULL; + bus->sysdata = controller; if (provider->bus_fixup) provider_soft = (*provider->bus_fixup) (prom_bussoft_ptr, controller); - if (provider_soft == NULL) - return; /* fixup failed or not applicable */ + if (provider_soft == NULL) { + /* fixup failed or not applicable */ + bus->sysdata = NULL; + goto error_return; + } /* * Generic bus fixup goes here. Don't reference prom_bussoft_ptr * after this point. */ - bus->sysdata = controller; PCI_CONTROLLER(bus)->platform_data = provider_soft; nasid = NASID_GET(SN_PCIBUS_BUSSOFT(bus)->bs_base); cnode = nasid_to_cnodeid(nasid); |