NETIF_F_GSO_SOFTWARE was defined to list all GSO software types, so lets
make use of it in loopback code. Note that veth/vxlan/others already
uses it.

Within this patch series, this patch causes lo to pick up SCTP GSO feature
automatically (as it's added to NETIF_F_GSO_SOFTWARE) and thus avoiding
segmentation if possible.

Signed-off-by: Marcelo Ricardo Leitner <marcelo.leit...@gmail.com>
Tested-by: Xin Long <lucien....@gmail.com>
---
 drivers/net/loopback.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/drivers/net/loopback.c b/drivers/net/loopback.c
index 
a400288cb37b9bfb6190f1bd7c64d02e97713956..6255973e3dda35fd41464ce51f0f9fb9f0b8364b
 100644
--- a/drivers/net/loopback.c
+++ b/drivers/net/loopback.c
@@ -169,10 +169,9 @@ static void loopback_setup(struct net_device *dev)
        dev->flags              = IFF_LOOPBACK;
        dev->priv_flags         |= IFF_LIVE_ADDR_CHANGE | IFF_NO_QUEUE;
        netif_keep_dst(dev);
-       dev->hw_features        = NETIF_F_ALL_TSO | NETIF_F_UFO;
+       dev->hw_features        = NETIF_F_GSO_SOFTWARE;
        dev->features           = NETIF_F_SG | NETIF_F_FRAGLIST
-               | NETIF_F_ALL_TSO
-               | NETIF_F_UFO
+               | NETIF_F_GSO_SOFTWARE
                | NETIF_F_HW_CSUM
                | NETIF_F_RXCSUM
                | NETIF_F_SCTP_CRC
-- 
2.5.5

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