From: "K. Y. Srinivasan" <kys@xxxxxxxxxxxxx>
Date: Thu, 6 Mar 2014 03:13:09 -0800
> +bool get_net_transport_info(struct sk_buff *skb, bool *is_v4,
> + bool *is_tcp, bool *is_udp, u32 *trans_off)
> +{
Returning so many values like this is awkward, at best.
Why not return a well defined bitmask:
#define TRANSPORT_INFO_SUCCESS 0x00000001
#define TRANSPORT_INFO_TCP 0x00000002
#define TRANSPORT_INFO_UDP 0x00000004
Then the only value you have to return by reference is trans_off.
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