From 83fb96bfc792e5ca693e53f7fd878d51b8493da8 Mon Sep 17 00:00:00 2001
From: Ian Kent <raven@themaw.net>
Date: Fri, 25 Mar 2011 01:51:25 +0800
Subject: [PATCH] autofs4 - fix d_manage() return on rcu-walk

The daemon never needs to block and, in the rcu-walk case an error
return isn't used, so always return zero.

Signed-off-by: Ian Kent <raven@themaw.net>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
---
 fs/autofs4/root.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/fs/autofs4/root.c b/fs/autofs4/root.c
index 3a93d3552486..ebbfa0ce6d7b 100644
--- a/fs/autofs4/root.c
+++ b/fs/autofs4/root.c
@@ -444,6 +444,8 @@ int autofs4_d_manage(struct dentry *dentry, bool rcu_walk)
 
 	/* The daemon never waits. */
 	if (autofs4_oz_mode(sbi)) {
+		if (rcu_walk)
+			return 0;
 		if (!d_mountpoint(dentry))
 			return -EISDIR;
 		return 0;
-- 
2.30.2