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net: dsa: tag_trailer: use the dsa_xmit_port_mask() helper 

The "trailer" tagging protocol populates a bit mask for the TX ports, so
we can use dsa_xmit_port_mask() to centralize the decision of how to set
that field.

Signed-off-by: Vladimir Oltean <vladimir.oltean@nxp.com>
Link: https://patch.msgid.link/20251127120902.292555-14-vladimir.oltean@nxp.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Vladimir Oltean 2025-11-27 14:09:00 +02:00 committed by Jakub Kicinski
parent b33aa90e68
commit 3c1975bbdf
1 changed files with 1 additions and 2 deletions
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3
net/dsa/tag_trailer.c
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@ -14,12 +14,11 @@
static struct sk_buff *trailer_xmit(struct sk_buff *skb, struct net_device *dev)
{
struct dsa_port *dp = dsa_user_to_port(dev);
u8 *trailer;
trailer = skb_put(skb, 4);
trailer[0] = 0x80;
trailer[1] = 1 << dp->index;
trailer[1] = dsa_xmit_port_mask(skb, dev);
trailer[2] = 0x10;
trailer[3] = 0x00;