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| author | Vladimir Oltean <vladimir.oltean@nxp.com> | 2020-11-01 22:16:15 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2021-03-17 19:06:21 +0300 |
| commit | 6702dd45534ade8408aa540ff936f9e4c227c29d (patch) | |
| tree | 87fa9209a81b309f1ec73f5fb4ba429aaae1af43 /net/dsa | |
| parent | 27f014eb6627a839e0bb9d903c5488f4fdbc4c07 (diff) | |
| download | linux-6702dd45534ade8408aa540ff936f9e4c227c29d.tar.xz | |
net: dsa: tag_lan9303: let DSA core deal with TX reallocation
[ Upstream commit 6ed94135f58372cdec34cafb60f7596893b0b371 ]
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>
Diffstat (limited to 'net/dsa')
| -rw-r--r-- | net/dsa/tag_lan9303.c | 9 |
1 files changed, 0 insertions, 9 deletions
diff --git a/net/dsa/tag_lan9303.c b/net/dsa/tag_lan9303.c index ccfb6f641bbf..aa1318dccaf0 100644 --- a/net/dsa/tag_lan9303.c +++ b/net/dsa/tag_lan9303.c @@ -58,15 +58,6 @@ static struct sk_buff *lan9303_xmit(struct sk_buff *skb, struct net_device *dev) __be16 *lan9303_tag; u16 tag; - /* insert a special VLAN tag between the MAC addresses - * and the current ethertype field. - */ - if (skb_cow_head(skb, LAN9303_TAG_LEN) < 0) { - dev_dbg(&dev->dev, - "Cannot make room for the special tag. Dropping packet\n"); - return NULL; - } - /* provide 'LAN9303_TAG_LEN' bytes additional space */ skb_push(skb, LAN9303_TAG_LEN); |