From ce65f8d26da1f453c411797d10d41606c62a35d3 Mon Sep 17 00:00:00 2001
From: Ian Kent <raven@themaw.net>
Date: Thu, 1 May 2008 04:35:07 -0700
Subject: [PATCH] --- yaml --- r: 95677 b: refs/heads/master c:
 cab0936aac8aa907c6bb814c2cf26385478f254b h: refs/heads/master i:   95675:
 89b9b0c8da4a1294d6759992ce7752f5570589c6 v: v3

---
 [refs]                   | 2 +-
 trunk/fs/autofs4/waitq.c | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/[refs] b/[refs]
index 37afee3a6fbd..5a2d2b71a715 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: afec570c32a0d116e3c68af583ed1d11110f12fc
+refs/heads/master: cab0936aac8aa907c6bb814c2cf26385478f254b
diff --git a/trunk/fs/autofs4/waitq.c b/trunk/fs/autofs4/waitq.c
index 1fe28e4754c2..75e5955c3f6d 100644
--- a/trunk/fs/autofs4/waitq.c
+++ b/trunk/fs/autofs4/waitq.c
@@ -171,7 +171,7 @@ static int autofs4_getpath(struct autofs_sb_info *sbi,
 	for (tmp = dentry ; tmp != root ; tmp = tmp->d_parent)
 		len += tmp->d_name.len + 1;
 
-	if (--len > NAME_MAX) {
+	if (!len || --len > NAME_MAX) {
 		spin_unlock(&dcache_lock);
 		return 0;
 	}