[PATCH] autofs4 oops fix

We forgot to initialise a couple of nameidata fields.

Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
diff --git a/fs/autofs4/root.c b/fs/autofs4/root.c
index e93a7ae..62d8d4a 100644
--- a/fs/autofs4/root.c
+++ b/fs/autofs4/root.c
@@ -195,6 +195,8 @@
 		if (!empty)
 			d_invalidate(dentry);
 
+		nd.dentry = dentry;
+		nd.mnt = mnt;
 		nd.flags = LOOKUP_DIRECTORY;
 		status = (dentry->d_op->d_revalidate)(dentry, &nd);