diff options
| -rw-r--r-- | drivers/pci/hotplug/pci_hotplug_core.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/drivers/pci/hotplug/pci_hotplug_core.c b/drivers/pci/hotplug/pci_hotplug_core.c index 925ba16355ce..a11021e8ce37 100644 --- a/drivers/pci/hotplug/pci_hotplug_core.c +++ b/drivers/pci/hotplug/pci_hotplug_core.c @@ -619,6 +619,7 @@ static struct hotplug_slot *get_slot_from_name (const char *name) int pci_hp_register (struct hotplug_slot *slot) { int result; + struct hotplug_slot *tmp; if (slot == NULL) return -ENODEV; @@ -630,7 +631,11 @@ int pci_hp_register (struct hotplug_slot *slot) return -EINVAL; } - /* this can fail if we have already registered a slot with the same name */ + /* Check if we have already registered a slot with the same name. */ + tmp = get_slot_from_name(slot->name); + if (tmp) + return -EEXIST; + slot->kobj.kset = pci_hotplug_slots_kset; result = kobject_init_and_add(&slot->kobj, &hotplug_slot_ktype, NULL, "%s", slot->name); |