dict-file: Fix memory leak when file is recreated during lock wait

diff --git a/src/lib-dict/dict-file.c b/src/lib-dict/dict-file.c
index 683586fa7abe563c494619c8b30e97b38f52e71e..93a0751fce2a6063e409f26fdf1f62eb6bde023e 100644 (file)
--- a/src/lib-dict/dict-file.c
+++ b/src/lib-dict/dict-file.c
@@ -492,7 +492,9 @@ file_dict_lock(struct file_dict *dict, struct file_lock **lock_r,
                                                     dict->path);
        }
 
+       *lock_r = NULL;
        do {
+               file_lock_free(lock_r);
                if (file_wait_lock(dict->fd, dict->path, F_WRLCK,
                                   dict->lock_method,
                                   file_dict_dotlock_settings.timeout,