From: Greg Kroah-Hartman gregkh@linuxfoundation.org
From: Vladimir Oltean vladimir.oltean@nxp.com
[ Upstream commit 9c5c3bd00557e57c1049f7861f11e5e39f0fb42d ]
Now that we have a central TX reallocation procedure that accounts for the tagger's needed headroom in a generic way, we can remove the skb_cow_head call.
Signed-off-by: Vladimir Oltean vladimir.oltean@nxp.com Reviewed-by: Florian Fainelli f.fainelli@gmail.com Signed-off-by: Jakub Kicinski kuba@kernel.org Signed-off-by: Sasha Levin sashal@kernel.org --- net/dsa/tag_ocelot.c | 7 ------- 1 file changed, 7 deletions(-)
diff --git a/net/dsa/tag_ocelot.c b/net/dsa/tag_ocelot.c index 3b468aca5c53..16a1afd5b8e1 100644 --- a/net/dsa/tag_ocelot.c +++ b/net/dsa/tag_ocelot.c @@ -143,13 +143,6 @@ static struct sk_buff *ocelot_xmit(struct sk_buff *skb, struct ocelot_port *ocelot_port; u8 *prefix, *injection; u64 qos_class, rew_op; - int err; - - err = skb_cow_head(skb, OCELOT_TOTAL_TAG_LEN); - if (unlikely(err < 0)) { - netdev_err(netdev, "Cannot make room for tag.\n"); - return NULL; - }
ocelot_port = ocelot->ports[dp->index];