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authorLinas Vepstas <linas@austin.ibm.com>2007-04-13 15:34:07 -0700
committerGreg Kroah-Hartman <gregkh@suse.de>2007-05-02 19:02:38 -0700
commitbf8cbae47559170d2f2947dd547492714f195dd3 (patch)
tree07ac3329fb0d2a46031e49d361b9050433865331
parentf14e3136509e3825a83f6689cb709f41dfacea47 (diff)
downloadblackbird-op-linux-bf8cbae47559170d2f2947dd547492714f195dd3.tar.gz
blackbird-op-linux-bf8cbae47559170d2f2947dd547492714f195dd3.zip
PCI: rpaphp: Cleanup flow of control for rpaphp_add_slot
Cleanup the flow of control for rpaphp_add_slot(), so as to make it easier to read. The ext patch will fix a bug in this same code. Signed-off-by: Linas Vepstas <linas@austin.ibm.com> Cc: John Rose <johnrose@austin.ibm.com> Signed-off-by: Kristen Carlson Accardi <kristen.c.accardi@intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
-rw-r--r--drivers/pci/hotplug/rpaphp_core.c40
1 files changed, 20 insertions, 20 deletions
diff --git a/drivers/pci/hotplug/rpaphp_core.c b/drivers/pci/hotplug/rpaphp_core.c
index 71a2cb8baa4a..f6c05f3621ca 100644
--- a/drivers/pci/hotplug/rpaphp_core.c
+++ b/drivers/pci/hotplug/rpaphp_core.c
@@ -299,32 +299,32 @@ int rpaphp_add_slot(struct device_node *dn)
const int *indexes, *names, *types, *power_domains;
char *name, *type;
+ if (!dn->name || strcmp(dn->name, "pci"))
+ return 0;
+
+ if (!is_php_dn(dn, &indexes, &names, &types, &power_domains))
+ return 0;
+
dbg("Entry %s: dn->full_name=%s\n", __FUNCTION__, dn->full_name);
/* register PCI devices */
- if (dn->name != 0 && strcmp(dn->name, "pci") == 0) {
- if (!is_php_dn(dn, &indexes, &names, &types, &power_domains))
- goto exit;
-
- name = (char *) &names[1];
- type = (char *) &types[1];
- for (i = 0; i < indexes[0]; i++,
- name += (strlen(name) + 1), type += (strlen(type) + 1)) {
-
- if (!(slot = alloc_slot_struct(dn, indexes[i + 1], name,
- power_domains[i + 1]))) {
- retval = -ENOMEM;
- goto exit;
- }
- slot->type = simple_strtoul(type, NULL, 10);
+ name = (char *) &names[1];
+ type = (char *) &types[1];
+ for (i = 0; i < indexes[0]; i++) {
+
+ slot = alloc_slot_struct(dn, indexes[i + 1], name, power_domains[i + 1]);
+ if (!slot)
+ return -ENOMEM;
+
+ slot->type = simple_strtoul(type, NULL, 10);
- dbg("Found drc-index:0x%x drc-name:%s drc-type:%s\n",
- indexes[i + 1], name, type);
+ dbg("Found drc-index:0x%x drc-name:%s drc-type:%s\n",
+ indexes[i + 1], name, type);
- retval = rpaphp_register_pci_slot(slot);
- }
+ retval = rpaphp_register_pci_slot(slot);
+ name += strlen(name) + 1;
+ type += strlen(type) + 1;
}
-exit:
dbg("%s - Exit: num_slots=%d rc[%d]\n",
__FUNCTION__, num_slots, retval);
return retval;
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