X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=drivers%2Fpci%2Fhotplug%2Fpci_hotplug_core.c;h=a11021e8ce37bb0cc3e76f182dfbd84027ff8d9f;hb=7aaaec38fcd9ef3172e69f8c19f20113830a8498;hp=925ba16355ce20facc81b11a8a968f169f66c0da;hpb=8a3227268877b81096d7b7a841aaf51099ad2068;p=linux-2.6

diff --git a/drivers/pci/hotplug/pci_hotplug_core.c b/drivers/pci/hotplug/pci_hotplug_core.c
index 925ba16355..a11021e8ce 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);