Commit 2f0d030c authored Nov 01, 2020 by Vladimir Oltean Committed by Jakub Kicinski Nov 02, 2020

net: dsa: tag_brcm: 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: Florian Fainelli <f.fainelli@gmail.com>
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>

parent c6c4e123

net/dsa/tag_brcm.c

+0 −3

Original line number	Diff line number	Diff line
		@@ -66,9 +66,6 @@ static struct sk_buff brcm_tag_xmit_ll(struct sk_buff skb,
		u16 queue = skb_get_queue_mapping(skb);
		u8 *brcm_tag;

		if (skb_cow_head(skb, BRCM_TAG_LEN) < 0)
		return NULL;

		/* The Ethernet switch we are interfaced with needs packets to be at
		* least 64 bytes (including FCS) otherwise they will be discarded when
		* they enter the switch port logic. When Broadcom tags are enabled, we

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