[PATCH] autofs - fix fix symlinks arent checked for expiry

[Ian Kent <raven@themaw.net>]

When following a symlink the last_used counter is unconditionally
updated causing the expire checks from user space to prevent
expiry. Opps!

Signed-off-by: Ian Kent <raven@themaw.net>
---
 fs/autofs4/symlink.c |    3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/fs/autofs4/symlink.c b/fs/autofs4/symlink.c
index 061a692..1e8ea19 100644
--- a/fs/autofs4/symlink.c
+++ b/fs/autofs4/symlink.c
@@ -14,8 +14,9 @@
 
 static void *autofs4_follow_link(struct dentry *dentry, struct nameidata *nd)
 {
+	struct autofs_sb_info *sbi = autofs4_sbi(dentry->d_sb);
 	struct autofs_info *ino = autofs4_dentry_ino(dentry);
-	if (ino)
+	if (ino && !autofs4_oz_mode(sbi))
 		ino->last_used = jiffies;
 	nd_set_link(nd, dentry->d_inode->i_private);
 	return NULL;