[PATCH v2 net-next 05/12] net: dsa: tag_ocelot: let DSA core deal with TX reallocation

[Vladimir Oltean]

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.olt...@nxp.com>
---
Changes in v2:
None.

 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];
 
-- 
2.25.1