diff options
Diffstat (limited to 'block/elevator.c')
| -rw-r--r-- | block/elevator.c | 13 |
1 files changed, 7 insertions, 6 deletions
diff --git a/block/elevator.c b/block/elevator.c index 096a670d22d7..bba10e83478a 100644 --- a/block/elevator.c +++ b/block/elevator.c @@ -668,22 +668,23 @@ static struct elevator_type *elevator_get_default(struct request_queue *q) */ static struct elevator_type *elevator_get_by_features(struct request_queue *q) { - struct elevator_type *e; + struct elevator_type *e, *found = NULL; spin_lock(&elv_list_lock); list_for_each_entry(e, &elv_list, list) { if (elv_support_features(e->elevator_features, - q->required_elevator_features)) + q->required_elevator_features)) { + found = e; break; + } } - if (e && !try_module_get(e->elevator_owner)) - e = NULL; + if (found && !try_module_get(found->elevator_owner)) + found = NULL; spin_unlock(&elv_list_lock); - - return e; + return found; } /* |