Introduce skb_mac_offset() that could be used to get mac header offset.
Signed-off-by: Amir Vadai <[email protected]>
Reviewed-by: Or Gerlitz <[email protected]>
---
include/linux/skbuff.h | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index c6a78e1892b6..a1b73b794a38 100644
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -2182,6 +2182,11 @@ 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
