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xsk: fix return value of xdp_umem_assign_dev() 

s/ENOTSUPP/EOPNOTSUPP/ in function umem_assign_dev().
This function's return value is directly returned by xsk_bind().
EOPNOTSUPP is bind()'s possible return value.

Fixes: f734607e81 ("xsk: refactor xdp_umem_assign_dev()")
Signed-off-by: Prashant Bhole <bhole_prashant_q7@lab.ntt.co.jp>
Acked-by: Song Liu <songliubraving@fb.com>
Acked-by: Björn Töpel <bjorn.topel@intel.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
hifive-unleashed-5.1
Prashant Bhole 2018-08-20 09:54:25 +09:00 committed by Daniel Borkmann
parent b93c1b5ac8
commit 96c26e0458
1 changed files with 2 additions and 2 deletions
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4
net/xdp/xdp_umem.c
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@ -74,14 +74,14 @@ int xdp_umem_assign_dev(struct xdp_umem *umem, struct net_device *dev,
return 0;
if (!dev->netdev_ops->ndo_bpf || !dev->netdev_ops->ndo_xsk_async_xmit)
return force_zc ? -ENOTSUPP : 0; /* fail or fallback */
return force_zc ? -EOPNOTSUPP : 0; /* fail or fallback */
bpf.command = XDP_QUERY_XSK_UMEM;
rtnl_lock();
err = xdp_umem_query(dev, queue_id);
if (err) {
err = err < 0 ? -ENOTSUPP : -EBUSY;
err = err < 0 ? -EOPNOTSUPP : -EBUSY;
goto err_rtnl_unlock;
}