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Date: Thu, 5 Jan 2017 11:54:52 +0200 From: Amir Vadai <amir@...ai.me> To: "David S. Miller" <davem@...emloft.net> Cc: netdev@...r.kernel.org, Jiri Pirko <jiri@...lanox.com>, Or Gerlitz <ogerlitz@...lanox.com>, Hadar Har-Zion <hadarh@...lanox.com>, Amir Vadai <amir@...ai.me> Subject: [PATCH net-next V2 1/3] net/skbuff: Introduce skb_mac_offset() Introduce skb_mac_offset() that could be used to get mac header offset. Signed-off-by: Amir Vadai <amir@...ai.me> Reviewed-by: Or Gerlitz <ogerlitz@...lanox.com> --- include/linux/skbuff.h | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h index b53c0cfd417e..3d8f81f39c2b 100644 --- a/include/linux/skbuff.h +++ b/include/linux/skbuff.h @@ -2178,6 +2178,11 @@ static inline unsigned char *skb_mac_header(const struct sk_buff *skb) return skb->head + skb->mac_header; } +static inline int skb_mac_offset(const struct sk_buff *skb) +{ + return skb_mac_header(skb) - skb->data; +} + static inline int skb_mac_header_was_set(const struct sk_buff *skb) { return skb->mac_header != (typeof(skb->mac_header))~0U; -- 2.11.0
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