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USB: Gadget Ethernet: Re-enable Jumbo frames.

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Fixes: <b3e3893e1253> ("net: use core MTU range checking")
which patched only one of two functions used to setup the
USB Gadget Ethernet driver, causing a serious performance
regression in the ability to increase mtu size above 1500.

Signed-off-by: John Greb <h3x4m3r0n@gmail.com>
Signed-off-by: Felipe Balbi <felipe.balbi@linux.intel.com>
This commit is contained in:
John Greb 2018-05-06 20:01:57 +00:00 • committed by Felipe Balbi
parent c7c24e7a04
commit eea52743eb
1 changed files with 4 additions and 0 deletions
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4
drivers/usb/gadget/function/u_ether.c
View file

@ -844,6 +844,10 @@ struct net_device *gether_setup_name_default(const char *netname)
net->ethtool_ops = &ops; net->ethtool_ops = &ops;
SET_NETDEV_DEVTYPE(net, &gadget_type); SET_NETDEV_DEVTYPE(net, &gadget_type);
/* MTU range: 14 - 15412 */
net->min_mtu = ETH_HLEN;
net->max_mtu = GETHER_MAX_ETH_FRAME_LEN;
return net; return net;
} }
EXPORT_SYMBOL_GPL(gether_setup_name_default); EXPORT_SYMBOL_GPL(gether_setup_name_default);