net/skbuff: Introduce skb_mac_offset()

Introduce skb_mac_offset() that could be used to get mac header offset.

Amir Vadai committed 9 years ago

Commit ea6da4f1 parent 58be2421 file · +5 −0Browse files

Unified · Split

@@ -2184,6 +2184,11 @@ static inline unsigned char skb_mac_header(const struct sk_buff skb) · 2183 unmodified lines
2184	2184	return skb->head + skb->mac_header;
2185	2185	}
2186	2186
	2187	+static inline int skb_mac_offset(const struct sk_buff *skb)
	2188	+{
	2189	+ return skb_mac_header(skb) - skb->data;
	2190	+}
	2191	+
2187	2192	static inline int skb_mac_header_was_set(const struct sk_buff *skb)
2188	2193	{
2189	2194	return skb->mac_header != (typeof(skb->mac_header))~0U;