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Diffstat (limited to 'include/net/protocol.h')
-rw-r--r--include/net/protocol.h10
1 files changed, 8 insertions, 2 deletions
diff --git a/include/net/protocol.h b/include/net/protocol.h
index 875f4895b033..929528c73fe8 100644
--- a/include/net/protocol.h
+++ b/include/net/protocol.h
@@ -29,11 +29,15 @@
#include <linux/ipv6.h>
#endif
-#define MAX_INET_PROTOS 256 /* Must be a power of 2 */
-
+/* This is one larger than the largest protocol value that can be
+ * found in an ipv4 or ipv6 header. Since in both cases the protocol
+ * value is presented in a __u8, this is defined to be 256.
+ */
+#define MAX_INET_PROTOS 256
/* This is used to register protocols. */
struct net_protocol {
+ void (*early_demux)(struct sk_buff *skb);
int (*handler)(struct sk_buff *skb);
void (*err_handler)(struct sk_buff *skb, u32 info);
int (*gso_send_check)(struct sk_buff *skb);
@@ -48,6 +52,8 @@ struct net_protocol {
#if IS_ENABLED(CONFIG_IPV6)
struct inet6_protocol {
+ void (*early_demux)(struct sk_buff *skb);
+
int (*handler)(struct sk_buff *skb);
void (*err_handler)(struct sk_buff *skb,