ipv6: constify inet6_csk_route_req() socket argument

Eric Dumazet · davem330 · commit 30d50c61df94 · 2015-09-25T13:00:37.000-07:00
socket is not modified, make it const so that callers can
do the same if they need.

Signed-off-by: Eric Dumazet &lt;edumazet@google.com&gt;
Signed-off-by: David S. Miller &lt;davem@davemloft.net&gt;
diff --git a/include/net/inet6_connection_sock.h b/include/net/inet6_connection_sock.h
@@ -25,7 +25,7 @@ struct sockaddr;
 int inet6_csk_bind_conflict(const struct sock *sk,
 			    const struct inet_bind_bucket *tb, bool relax);
 
-struct dst_entry *inet6_csk_route_req(struct sock *sk, struct flowi6 *fl6,
+struct dst_entry *inet6_csk_route_req(const struct sock *sk, struct flowi6 *fl6,
 				      const struct request_sock *req);
 
 struct request_sock *inet6_csk_search_req(struct sock *sk,
diff --git a/net/ipv6/inet6_connection_sock.c b/net/ipv6/inet6_connection_sock.c
@@ -65,7 +65,7 @@ int inet6_csk_bind_conflict(const struct sock *sk,
 }
 EXPORT_SYMBOL_GPL(inet6_csk_bind_conflict);
 
-struct dst_entry *inet6_csk_route_req(struct sock *sk,
+struct dst_entry *inet6_csk_route_req(const struct sock *sk,
 				      struct flowi6 *fl6,
 				      const struct request_sock *req)
 {

Original file line number	Diff line number	Diff line change
`@@ -65,7 +65,7 @@ int inet6_csk_bind_conflict(const struct sock *sk,`
`65`	`65`	`}`
`66`	`66`	`EXPORT_SYMBOL_GPL(inet6_csk_bind_conflict);`
`67`	`67`
`68`		`-struct dst_entry inet6_csk_route_req(struct sock sk,`
	`68`	`+struct dst_entry inet6_csk_route_req(const struct sock sk,`
`69`	`69`	`struct flowi6 *fl6,`
`70`	`70`	`const struct request_sock *req)`
`71`	`71`	`{`