[PATCH] block layer: elevator_find function cleanup

We can easily produce search through the elevator list
without introducing additional elevator_type variable.

Signed-off-by: Vasily Tarasov <vtaras@openvz.org>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>

1 files changed, 5 insertions, 8 deletions

diff --git a/block/elevator.c b/block/elevator.c
index 487dd3da8853..d8030a84773a 100644
--- a/block/elevator.c
+++ b/block/elevator.c
@@ -93,21 +93,18 @@ static inline int elv_try_merge(struct request *__rq, struct bio *bio)
 
 static struct elevator_type *elevator_find(const char *name)
 {
-        struct elevator_type *e = NULL;
+        struct elevator_type *e;
         struct list_head *entry;
 
         list_for_each(entry, &elv_list) {
-                struct elevator_type *__e;
 
-                __e = list_entry(entry, struct elevator_type, list);
+                e = list_entry(entry, struct elevator_type, list);
 
-                if (!strcmp(__e->elevator_name, name)) {
-                        e = __e;
-                        break;
-                }
+                if (!strcmp(e->elevator_name, name))
+                        return e;
         }
 
-        return e;
+        return NULL;
 }
 
 static void elevator_put(struct elevator_type *e)