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authorDavid S. Miller <davem@davemloft.net>2017-04-12 17:44:03 +0300
committerDavid S. Miller <davem@davemloft.net>2017-04-12 17:44:03 +0300
commitb94b8fce8784d51f93226e11ddfa7bb6f136665b (patch)
treefca6872a1a8a2fcbddf04e540e79b070485d4e55
parent2a446c51901a7d0849ffe75aa41fdeb71a5b37d1 (diff)
parent2f858b928bf5a8174911aaec76b8b72a9ca0533d (diff)
downloadlinux-b94b8fce8784d51f93226e11ddfa7bb6f136665b.tar.xz
Merge branch 'l2tp-const'
Guillaume Nault says: ==================== l2tp: constify l2tp_session_get*() and l2tp_tunnel_find*() Declare parameters of these functions as "const" where possible. ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
-rw-r--r--net/l2tp/l2tp_core.c11
-rw-r--r--net/l2tp/l2tp_core.h9
2 files changed, 11 insertions, 9 deletions
diff --git a/net/l2tp/l2tp_core.c b/net/l2tp/l2tp_core.c
index 154974be1eed..fa0342574b89 100644
--- a/net/l2tp/l2tp_core.c
+++ b/net/l2tp/l2tp_core.c
@@ -120,7 +120,7 @@ static inline struct l2tp_tunnel *l2tp_tunnel(struct sock *sk)
return sk->sk_user_data;
}
-static inline struct l2tp_net *l2tp_pernet(struct net *net)
+static inline struct l2tp_net *l2tp_pernet(const struct net *net)
{
BUG_ON(!net);
@@ -232,7 +232,7 @@ l2tp_session_id_hash(struct l2tp_tunnel *tunnel, u32 session_id)
/* Lookup a session. A new reference is held on the returned session.
* Optionally calls session->ref() too if do_ref is true.
*/
-struct l2tp_session *l2tp_session_get(struct net *net,
+struct l2tp_session *l2tp_session_get(const struct net *net,
struct l2tp_tunnel *tunnel,
u32 session_id, bool do_ref)
{
@@ -307,7 +307,8 @@ EXPORT_SYMBOL_GPL(l2tp_session_get_nth);
/* Lookup a session by interface name.
* This is very inefficient but is only used by management interfaces.
*/
-struct l2tp_session *l2tp_session_get_by_ifname(struct net *net, char *ifname,
+struct l2tp_session *l2tp_session_get_by_ifname(const struct net *net,
+ const char *ifname,
bool do_ref)
{
struct l2tp_net *pn = l2tp_pernet(net);
@@ -378,7 +379,7 @@ exist:
/* Lookup a tunnel by id
*/
-struct l2tp_tunnel *l2tp_tunnel_find(struct net *net, u32 tunnel_id)
+struct l2tp_tunnel *l2tp_tunnel_find(const struct net *net, u32 tunnel_id)
{
struct l2tp_tunnel *tunnel;
struct l2tp_net *pn = l2tp_pernet(net);
@@ -396,7 +397,7 @@ struct l2tp_tunnel *l2tp_tunnel_find(struct net *net, u32 tunnel_id)
}
EXPORT_SYMBOL_GPL(l2tp_tunnel_find);
-struct l2tp_tunnel *l2tp_tunnel_find_nth(struct net *net, int nth)
+struct l2tp_tunnel *l2tp_tunnel_find_nth(const struct net *net, int nth)
{
struct l2tp_net *pn = l2tp_pernet(net);
struct l2tp_tunnel *tunnel;
diff --git a/net/l2tp/l2tp_core.h b/net/l2tp/l2tp_core.h
index a3248e18badb..eec5ad2ebb93 100644
--- a/net/l2tp/l2tp_core.h
+++ b/net/l2tp/l2tp_core.h
@@ -230,15 +230,16 @@ out:
return tunnel;
}
-struct l2tp_session *l2tp_session_get(struct net *net,
+struct l2tp_session *l2tp_session_get(const struct net *net,
struct l2tp_tunnel *tunnel,
u32 session_id, bool do_ref);
struct l2tp_session *l2tp_session_get_nth(struct l2tp_tunnel *tunnel, int nth,
bool do_ref);
-struct l2tp_session *l2tp_session_get_by_ifname(struct net *net, char *ifname,
+struct l2tp_session *l2tp_session_get_by_ifname(const struct net *net,
+ const char *ifname,
bool do_ref);
-struct l2tp_tunnel *l2tp_tunnel_find(struct net *net, u32 tunnel_id);
-struct l2tp_tunnel *l2tp_tunnel_find_nth(struct net *net, int nth);
+struct l2tp_tunnel *l2tp_tunnel_find(const struct net *net, u32 tunnel_id);
+struct l2tp_tunnel *l2tp_tunnel_find_nth(const struct net *net, int nth);
int l2tp_tunnel_create(struct net *net, int fd, int version, u32 tunnel_id,
u32 peer_tunnel_id, struct l2tp_tunnel_cfg *cfg,