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| author | Vladimir Oltean <vladimir.oltean@nxp.com> | 2021-08-10 16:13:56 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2021-08-11 14:44:58 +0100 |
| commit | a72808b65834e99534f6c5c7134c201c72fe92aa (patch) | |
| tree | 86986d9a367b3af440a2567c6294769ffd49eeb0 /net/dsa/tag_dsa.c | |
| parent | 5d928ff4865641309e39e9ec8eec1022f8a0c0ac (diff) | |
| download | linux-a72808b65834e99534f6c5c7134c201c72fe92aa.tar.gz linux-a72808b65834e99534f6c5c7134c201c72fe92aa.tar.bz2 linux-a72808b65834e99534f6c5c7134c201c72fe92aa.zip | |
net: dsa: create a helper for locating EtherType DSA headers on TX
Create a similar helper for locating the offset to the DSA header
relative to skb->data, and make the existing EtherType header taggers to
use it.
Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/dsa/tag_dsa.c')
| -rw-r--r-- | net/dsa/tag_dsa.c | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/net/dsa/tag_dsa.c b/net/dsa/tag_dsa.c index 2eeabab27078..77d0ce89ab77 100644 --- a/net/dsa/tag_dsa.c +++ b/net/dsa/tag_dsa.c @@ -170,7 +170,7 @@ static struct sk_buff *dsa_xmit_ll(struct sk_buff *skb, struct net_device *dev, } /* Construct tagged DSA tag from 802.1Q tag. */ - dsa_header = skb->data + 2 * ETH_ALEN + extra; + dsa_header = dsa_etype_header_pos_tx(skb) + extra; dsa_header[0] = (cmd << 6) | 0x20 | tag_dev; dsa_header[1] = tag_port << 3; @@ -184,7 +184,7 @@ static struct sk_buff *dsa_xmit_ll(struct sk_buff *skb, struct net_device *dev, dsa_alloc_etype_header(skb, DSA_HLEN + extra); /* Construct untagged DSA tag. */ - dsa_header = skb->data + 2 * ETH_ALEN + extra; + dsa_header = dsa_etype_header_pos_tx(skb) + extra; dsa_header[0] = (cmd << 6) | tag_dev; dsa_header[1] = tag_port << 3; @@ -360,7 +360,7 @@ static struct sk_buff *edsa_xmit(struct sk_buff *skb, struct net_device *dev) if (!skb) return NULL; - edsa_header = skb->data + 2 * ETH_ALEN; + edsa_header = dsa_etype_header_pos_tx(skb); edsa_header[0] = (ETH_P_EDSA >> 8) & 0xff; edsa_header[1] = ETH_P_EDSA & 0xff; edsa_header[2] = 0x00; |