diff options
Diffstat (limited to 'include/net/protocol.h')
| -rw-r--r-- | include/net/protocol.h | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/include/net/protocol.h b/include/net/protocol.h index 875f489..057f2d3 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); |