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Date: Sat, 8 Aug 2020 10:52:51 -0700 From: Xie He <xie.he.0141@...il.com> To: "David S. Miller" <davem@...emloft.net>, Jakub Kicinski <kuba@...nel.org>, netdev@...r.kernel.org, linux-kernel@...r.kernel.org, linux-x25@...r.kernel.org Cc: Xie He <xie.he.0141@...il.com>, Willem de Bruijn <willemdebruijn.kernel@...il.com>, Martin Schiller <ms@....tdt.de> Subject: [PATCH net] drivers/net/wan/lapbether: Added needed_tailroom The underlying Ethernet device may request necessary tailroom to be allocated by setting needed_tailroom. This driver should also set needed_tailroom to request the tailroom needed by the underlying Ethernet device to be allocated. Cc: Willem de Bruijn <willemdebruijn.kernel@...il.com> Cc: Martin Schiller <ms@....tdt.de> Signed-off-by: Xie He <xie.he.0141@...il.com> --- drivers/net/wan/lapbether.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/net/wan/lapbether.c b/drivers/net/wan/lapbether.c index 1ea15f2123ed..cc297ea9c6ec 100644 --- a/drivers/net/wan/lapbether.c +++ b/drivers/net/wan/lapbether.c @@ -340,6 +340,7 @@ static int lapbeth_new_device(struct net_device *dev) */ ndev->needed_headroom = -1 + 3 + 2 + dev->hard_header_len + dev->needed_headroom; + ndev->needed_tailroom = dev->needed_tailroom; lapbeth = netdev_priv(ndev); lapbeth->axdev = ndev; -- 2.25.1
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