minixfs: kill dead code

->d_op of root stays NULL these days on minixfs

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

fs/minix/namei.c

diff --git a/fs/minix/namei.c b/fs/minix/namei.c
index 1b9e077..ce7337d 100644
--- a/fs/minix/namei.c
+++ b/fs/minix/namei.c
@@ -23,8 +23,6 @@
 	struct inode * inode = NULL;
 	ino_t ino;
 
-	d_set_d_op(dentry, dir->i_sb->s_root->d_op);
-
 	if (dentry->d_name.len > minix_sb(dir->i_sb)->s_namelen)
 		return ERR_PTR(-ENAMETOOLONG);