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-rw-r--r--drivers/md/dm-bufio.c15
1 files changed, 9 insertions, 6 deletions
diff --git a/drivers/md/dm-bufio.c b/drivers/md/dm-bufio.c
index 1d130130f264..b98c72fa7322 100644
--- a/drivers/md/dm-bufio.c
+++ b/drivers/md/dm-bufio.c
@@ -1743,20 +1743,23 @@ struct dm_bufio_client *dm_bufio_client_create(struct block_device *bdev, unsign
__free_buffer_wake(b);
}
+ c->shrinker.count_objects = dm_bufio_shrink_count;
+ c->shrinker.scan_objects = dm_bufio_shrink_scan;
+ c->shrinker.seeks = 1;
+ c->shrinker.batch = 0;
+ r = register_shrinker(&c->shrinker);
+ if (r)
+ goto bad_shrinker;
+
mutex_lock(&dm_bufio_clients_lock);
dm_bufio_client_count++;
list_add(&c->client_list, &dm_bufio_all_clients);
__cache_size_refresh();
mutex_unlock(&dm_bufio_clients_lock);
- c->shrinker.count_objects = dm_bufio_shrink_count;
- c->shrinker.scan_objects = dm_bufio_shrink_scan;
- c->shrinker.seeks = 1;
- c->shrinker.batch = 0;
- register_shrinker(&c->shrinker);
-
return c;
+bad_shrinker:
bad_buffer:
bad_cache:
while (!list_empty(&c->reserved_buffers)) {