vfs: remove ".readlink = generic_readlink" assignments

If .readlink == NULL implies generic_readlink().

Generated by:

to_del="\.readlink.*=.*generic_readlink"
for i in `git grep -l $to_del`; do sed -i "/$to_del"/d $i; done

Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>

fs/ceph/inode.c

@@ -1879,7 +1879,6 @@ retry:
  * symlinks
  */
 static const struct inode_operations ceph_symlink_iops = {
-	.readlink = generic_readlink,
 	.get_link = simple_get_link,
 	.setattr = ceph_setattr,
 	.getattr = ceph_getattr,