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authorEric Dumazet <edumazet@google.com>2015-09-25 07:39:23 -0700
committerDavid S. Miller <davem@davemloft.net>2015-09-25 13:00:39 -0700
commitea3bea3a1d38aab1542176b2ff11a99ce3db9656 (patch)
treeb7677994bf337d8295284c496def5f99066f13a2 /include/net
parentdccp: constify dccp_make_response() socket argument (diff)
downloadlinux-dev-ea3bea3a1d38aab1542176b2ff11a99ce3db9656.tar.xz
linux-dev-ea3bea3a1d38aab1542176b2ff11a99ce3db9656.zip
tcp/dccp: constify rtx_synack() and friends
This is done to make sure we do not change listener socket while sending SYNACK packets while socket lock is not held. Signed-off-by: Eric Dumazet <edumazet@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/net')
-rw-r--r--include/net/request_sock.h2
-rw-r--r--include/net/tcp.h2
2 files changed, 2 insertions, 2 deletions
diff --git a/include/net/request_sock.h b/include/net/request_sock.h
index 87935cad2f7b..ff7ce1e53ed4 100644
--- a/include/net/request_sock.h
+++ b/include/net/request_sock.h
@@ -32,7 +32,7 @@ struct request_sock_ops {
int obj_size;
struct kmem_cache *slab;
char *slab_name;
- int (*rtx_syn_ack)(struct sock *sk,
+ int (*rtx_syn_ack)(const struct sock *sk,
struct request_sock *req);
void (*send_ack)(struct sock *sk, struct sk_buff *skb,
struct request_sock *req);
diff --git a/include/net/tcp.h b/include/net/tcp.h
index 868c53532169..6630ab180f5c 100644
--- a/include/net/tcp.h
+++ b/include/net/tcp.h
@@ -1676,7 +1676,7 @@ int tcp4_proc_init(void);
void tcp4_proc_exit(void);
#endif
-int tcp_rtx_synack(struct sock *sk, struct request_sock *req);
+int tcp_rtx_synack(const struct sock *sk, struct request_sock *req);
int tcp_conn_request(struct request_sock_ops *rsk_ops,
const struct tcp_request_sock_ops *af_ops,
struct sock *sk, struct sk_buff *skb);