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author | Guillaume Nault <g.nault@alphalink.fr> | 2017-04-12 10:05:29 +0200 |
---|---|---|
committer | Ben Hutchings <ben@decadent.org.uk> | 2017-11-11 13:33:30 +0000 |
commit | ceb8f6b23a38f4feaef670359c61c595b6a56da5 (patch) | |
tree | 4557c6c9afb3d1f6e75f0aaf5a5dc556ba95e1f7 /net/l2tp | |
parent | 0295d020b63f9ed8cd3492b97d38bcc0c4a2155c (diff) | |
download | linux-stable-ceb8f6b23a38f4feaef670359c61c595b6a56da5.tar.gz linux-stable-ceb8f6b23a38f4feaef670359c61c595b6a56da5.tar.bz2 linux-stable-ceb8f6b23a38f4feaef670359c61c595b6a56da5.zip |
l2tp: define parameters of l2tp_session_get*() as "const"
commit 9aaef50c44f132e040dcd7686c8e78a3390037c5 upstream.
Make l2tp_pernet()'s parameter constant, so that l2tp_session_get*() can
declare their "net" variable as "const".
Also constify "ifname" in l2tp_session_get_by_ifname().
Signed-off-by: Guillaume Nault <g.nault@alphalink.fr>
Signed-off-by: David S. Miller <davem@davemloft.net>
[bwh: Backported to 3.16: adjust context]
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
Diffstat (limited to 'net/l2tp')
-rw-r--r-- | net/l2tp/l2tp_core.c | 7 | ||||
-rw-r--r-- | net/l2tp/l2tp_core.h | 5 |
2 files changed, 7 insertions, 5 deletions
diff --git a/net/l2tp/l2tp_core.c b/net/l2tp/l2tp_core.c index b28386a9f271..6e41b883966d 100644 --- a/net/l2tp/l2tp_core.c +++ b/net/l2tp/l2tp_core.c @@ -119,7 +119,7 @@ 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); @@ -280,7 +280,7 @@ EXPORT_SYMBOL_GPL(l2tp_session_find); /* Like l2tp_session_find() but takes a reference 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) { @@ -355,7 +355,8 @@ 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); diff --git a/net/l2tp/l2tp_core.h b/net/l2tp/l2tp_core.h index 12b08016a312..6b289b9f31c9 100644 --- a/net/l2tp/l2tp_core.h +++ b/net/l2tp/l2tp_core.h @@ -240,7 +240,7 @@ 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_find(struct net *net, @@ -248,7 +248,8 @@ struct l2tp_session *l2tp_session_find(struct net *net, u32 session_id); 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); |