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tcp: constify tcp_v{4|6}_route_req() sock argument

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These functions do not change the listener socket.
Goal is to make sure tcp_conn_request() is not messing with
listener in a racy way.

Signed-off-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Eric Dumazet
2015-09-29 07:42:50 -07:00
committed by David S. Miller
parent 3f684b4b1f
commit f964629e33
3 changed files with 5 additions and 3 deletions
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2
include/net/tcp.h
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@@ -1711,7 +1711,7 @@ struct tcp_request_sock_ops {
__u32 (*cookie_init_seq)(const struct sk_buff *skb,
__u16 *mss);
#endif
struct dst_entry *(*route_req)(struct sock *sk, struct flowi *fl,
struct dst_entry *(*route_req)(const struct sock *sk, struct flowi *fl,
const struct request_sock *req,
bool *strict);
__u32 (*init_seq)(const struct sk_buff *skb);