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authorEric Dumazet <edumazet@google.com>2015-09-29 17:42:48 +0300
committerDavid S. Miller <davem@davemloft.net>2015-09-30 02:53:09 +0300
commit0c27171e66d94f9121fc00e87407ca7103bb6649 (patch)
treed70a70c3c61e14a6f7649deba8f5c47628c7a649 /net/dccp
parentc28c6f045945f53e842467bf0e86c5fac051643d (diff)
downloadlinux-0c27171e66d94f9121fc00e87407ca7103bb6649.tar.xz
tcp/dccp: constify syn_recv_sock() method sock argument
We'll soon no longer hold listener socket lock, these functions do not modify the socket in any way. Signed-off-by: Eric Dumazet <edumazet@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/dccp')
-rw-r--r--net/dccp/dccp.h2
-rw-r--r--net/dccp/ipv4.c3
-rw-r--r--net/dccp/ipv6.c5
3 files changed, 6 insertions, 4 deletions
diff --git a/net/dccp/dccp.h b/net/dccp/dccp.h
index 2409619b7043..e1f823451565 100644
--- a/net/dccp/dccp.h
+++ b/net/dccp/dccp.h
@@ -276,7 +276,7 @@ struct sock *dccp_create_openreq_child(const struct sock *sk,
int dccp_v4_do_rcv(struct sock *sk, struct sk_buff *skb);
-struct sock *dccp_v4_request_recv_sock(struct sock *sk, struct sk_buff *skb,
+struct sock *dccp_v4_request_recv_sock(const struct sock *sk, struct sk_buff *skb,
struct request_sock *req,
struct dst_entry *dst);
struct sock *dccp_check_req(struct sock *sk, struct sk_buff *skb,
diff --git a/net/dccp/ipv4.c b/net/dccp/ipv4.c
index 00a14fa4270a..5b7818c63cec 100644
--- a/net/dccp/ipv4.c
+++ b/net/dccp/ipv4.c
@@ -390,7 +390,8 @@ static inline u64 dccp_v4_init_sequence(const struct sk_buff *skb)
*
* This is the equivalent of TCP's tcp_v4_syn_recv_sock
*/
-struct sock *dccp_v4_request_recv_sock(struct sock *sk, struct sk_buff *skb,
+struct sock *dccp_v4_request_recv_sock(const struct sock *sk,
+ struct sk_buff *skb,
struct request_sock *req,
struct dst_entry *dst)
{
diff --git a/net/dccp/ipv6.c b/net/dccp/ipv6.c
index 0966bc08d362..e8753aa3b7a4 100644
--- a/net/dccp/ipv6.c
+++ b/net/dccp/ipv6.c
@@ -408,13 +408,14 @@ drop:
return -1;
}
-static struct sock *dccp_v6_request_recv_sock(struct sock *sk,
+static struct sock *dccp_v6_request_recv_sock(const struct sock *sk,
struct sk_buff *skb,
struct request_sock *req,
struct dst_entry *dst)
{
struct inet_request_sock *ireq = inet_rsk(req);
- struct ipv6_pinfo *newnp, *np = inet6_sk(sk);
+ struct ipv6_pinfo *newnp;
+ const struct ipv6_pinfo *np = inet6_sk(sk);
struct inet_sock *newinet;
struct dccp6_sock *newdp6;
struct sock *newsk;