2.6.24

 fs

 autofs4

diff --git a/fs/autofs4/waitq.c b/fs/autofs4/waitq.c
index 0d041a9..1fe28e4 100644
--- a/fs/autofs4/waitq.c
+++ b/fs/autofs4/waitq.c
@@ -376,7 +376,7 @@ int autofs4_wait_release(struct autofs_sb_info *sbi, autofs_wqt_t wait_queue_tok
    struct autofs_wait_queue *wq, **wql;
 
    mutex_lock(&sbi->wq_mutex);
-   for (wql = &sbi->queues ; (wq = *wql) != 0 ; wql = &wq->next) {
+   for (wql = &sbi->queues; (wq = *wql) != NULL; wql = &wq->next) {
       if (wq->wait_queue_token == wait_queue_token)
          break;
    }