netdev - [PATCH net-next v2 3/6] skb: export skb_vlan

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Message-ID: <20240814130618.2885431-4-boris.sukholitko@broadcom.com>
Date: Wed, 14 Aug 2024 16:06:15 +0300
From: Boris Sukholitko <boris.sukholitko@...adcom.com>
To: netdev@...r.kernel.org,
	"David S . Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>,
	Paolo Abeni <pabeni@...hat.com>,
	Jamal Hadi Salim <jhs@...atatu.com>,
	Cong Wang <xiyou.wangcong@...il.com>,
	Jiri Pirko <jiri@...nulli.us>,
	Mina Almasry <almasrymina@...gle.com>,
	Pavel Begunkov <asml.silence@...il.com>,
	Alexander Lobakin <aleksander.lobakin@...el.com>,
	Lorenzo Bianconi <lorenzo@...nel.org>,
	David Howells <dhowells@...hat.com>
Cc: Ilya Lifshits <ilya.lifshits@...adcom.com>
Subject: [PATCH net-next v2 3/6] skb: export skb_vlan_flush

Make skb_vlan_flush callable by other customers of skbuff.

Signed-off-by: Boris Sukholitko <boris.sukholitko@...adcom.com>
---
 include/linux/skbuff.h | 1 +
 net/core/skbuff.c      | 3 ++-
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index cf8f6ce06742..5a9f06691c80 100644
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -4054,6 +4054,7 @@ int skb_ensure_writable(struct sk_buff *skb, unsigned int write_len);
 int skb_ensure_writable_head_tail(struct sk_buff *skb, struct net_device *dev);
 int __skb_vlan_pop(struct sk_buff *skb, u16 *vlan_tci);
 int skb_vlan_pop(struct sk_buff *skb);
+int skb_vlan_flush(struct sk_buff *skb);
 int skb_vlan_push(struct sk_buff *skb, __be16 vlan_proto, u16 vlan_tci);
 int skb_eth_pop(struct sk_buff *skb);
 int skb_eth_push(struct sk_buff *skb, const unsigned char *dst,
diff --git a/net/core/skbuff.c b/net/core/skbuff.c
index 1bd817c8ddc8..e28b2c8b717d 100644
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -6220,7 +6220,7 @@ int skb_vlan_pop(struct sk_buff *skb)
 }
 EXPORT_SYMBOL(skb_vlan_pop);
 
-static int skb_vlan_flush(struct sk_buff *skb)
+int skb_vlan_flush(struct sk_buff *skb)
 {
 	int offset = skb->data - skb_mac_header(skb);
 	int err;
@@ -6241,6 +6241,7 @@ static int skb_vlan_flush(struct sk_buff *skb)
 	skb_postpush_rcsum(skb, skb->data + (2 * ETH_ALEN), VLAN_HLEN);
 	return 0;
 }
+EXPORT_SYMBOL(skb_vlan_flush);
 
 /* Push a vlan tag either into hwaccel or into payload (if hwaccel tag present).
  * Expects skb->data at mac header.
-- 
2.42.0