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authorXie He <xie.he.0141@gmail.com>2020-08-22 00:26:59 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2020-09-23 11:46:26 +0300
commitac10e8c968fbb4b0df53810581c17bd3a387f8d9 (patch)
tree16ae73c405b428d3c3da0e765bd2d991d8541e6c /drivers
parent6e5f3c2a27865946563d9f81fa2e4f8856ade01d (diff)
downloadlinux-ac10e8c968fbb4b0df53810581c17bd3a387f8d9.tar.xz
drivers/net/wan/lapbether: Added needed_tailroom
[ Upstream commit 1ee39c1448c4e0d480c5b390e2db1987561fb5c2 ] 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@gmail.com> Cc: Martin Schiller <ms@dev.tdt.de> Signed-off-by: Xie He <xie.he.0141@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net> Signed-off-by: Sasha Levin <sashal@kernel.org>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/wan/lapbether.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/net/wan/lapbether.c b/drivers/net/wan/lapbether.c
index c94dfa70f2a3..6b2553e893ac 100644
--- a/drivers/net/wan/lapbether.c
+++ b/drivers/net/wan/lapbether.c
@@ -343,6 +343,7 @@ 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;