autofs-5.0.7 - add map entry null check in do_expire_direct()

From: Ian Kent <raven@themaw.net>

Since we've seen a mount failure for this map entry it should exist

but add a null check in case it's been removed while we waited on

the lock.

---

 daemon/direct.c |    3 ++-

 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/daemon/direct.c b/daemon/direct.c

index 399ad0a..f85e1b5 100644

--- a/daemon/direct.c

+++ b/daemon/direct.c

@@ -1019,7 +1019,8 @@ static void *do_expire_direct(void *arg)

 		struct mapent *me;

 		cache_writelock(mt.mc);

 		me = cache_lookup_distinct(mt.mc, mt.name);

-		me->ioctlfd = -1;

+		if (me)

+			me->ioctlfd = -1;

 		cache_unlock(mt.mc);

 		ops->send_ready(ap->logopt, mt.ioctlfd, mt.wait_queue_token);

 		ops->close(ap->logopt, mt.ioctlfd);