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authorVladimir Oltean <vladimir.oltean@nxp.com>2020-11-01 21:16:14 +0200
committerJakub Kicinski <kuba@kernel.org>2020-11-02 17:41:16 -0800
commit941f66beb7bb4e0e4726aa31336d9ccc1c3a3dc2 (patch)
tree569a83bfbaeb1dab5f13677231a0b81fcd88f5be /net/dsa
parent9c5c3bd00557e57c1049f7861f11e5e39f0fb42d (diff)
downloadlinux-941f66beb7bb4e0e4726aa31336d9ccc1c3a3dc2.tar.bz2
net: dsa: tag_mtk: let DSA core deal with TX reallocation
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. Cc: DENG Qingfang <dqfext@gmail.com> Cc: Sean Wang <sean.wang@mediatek.com> Cc: John Crispin <john@phrozen.org> 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>
Diffstat (limited to 'net/dsa')
-rw-r--r--net/dsa/tag_mtk.c3
1 files changed, 0 insertions, 3 deletions
diff --git a/net/dsa/tag_mtk.c b/net/dsa/tag_mtk.c
index 4cdd9cf428fb..38dcdded74c0 100644
--- a/net/dsa/tag_mtk.c
+++ b/net/dsa/tag_mtk.c
@@ -34,9 +34,6 @@ static struct sk_buff *mtk_tag_xmit(struct sk_buff *skb,
* table with VID.
*/
if (!skb_vlan_tagged(skb)) {
- if (skb_cow_head(skb, MTK_HDR_LEN) < 0)
- return NULL;
-
skb_push(skb, MTK_HDR_LEN);
memmove(skb->data, skb->data + MTK_HDR_LEN, 2 * ETH_ALEN);
is_vlan_skb = false;