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| author |   Guillaume Nault <g.nault@alphalink.fr> | 2017-10-31 17:36:42 +0100 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2017-11-01 10:57:24 +0900 |
| commit | a4346210c4e092de50594b728300766121a3b00d (patch) | |
| tree | 6bc724bdea1a3e2e15a25a996a20596b85803c6e /net/l2tp/l2tp_netlink.c | |
| parent | net: filter: remove unused variable and fix warning (diff) | |
| download | wireguard-linux-a4346210c4e092de50594b728300766121a3b00d.tar.xz wireguard-linux-a4346210c4e092de50594b728300766121a3b00d.zip | |
l2tp: remove ->ref() and ->deref()
The ->ref() and ->deref() callbacks are unused since PPP stopped using
them in ee40fb2e1eb5 ("l2tp: protect sock pointer of struct pppol2tp_session with RCU").
We can thus remove them from struct l2tp_session and drop the do_ref
parameter of l2tp_session_get*().
Signed-off-by: Guillaume Nault <g.nault@alphalink.fr>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/l2tp/l2tp_netlink.c')
| -rw-r--r-- | net/l2tp/l2tp_netlink.c | 20 |
1 files changed, 8 insertions, 12 deletions
diff --git a/net/l2tp/l2tp_netlink.c b/net/l2tp/l2tp_netlink.c index f04fb347d251..a1f24fb2be98 100644 --- a/net/l2tp/l2tp_netlink.c +++ b/net/l2tp/l2tp_netlink.c @@ -48,8 +48,7 @@ static int l2tp_nl_session_send(struct sk_buff *skb, u32 portid, u32 seq, /* Accessed under genl lock */ static const struct l2tp_nl_cmd_ops *l2tp_nl_cmd_ops[__L2TP_PWTYPE_MAX]; -static struct l2tp_session *l2tp_nl_session_get(struct genl_info *info, - bool do_ref) +static struct l2tp_session *l2tp_nl_session_get(struct genl_info *info) { u32 tunnel_id; u32 session_id; @@ -60,15 +59,14 @@ static struct l2tp_session *l2tp_nl_session_get(struct genl_info *info, if (info->attrs[L2TP_ATTR_IFNAME]) { ifname = nla_data(info->attrs[L2TP_ATTR_IFNAME]); - session = l2tp_session_get_by_ifname(net, ifname, do_ref); + session = l2tp_session_get_by_ifname(net, ifname); } else if ((info->attrs[L2TP_ATTR_SESSION_ID]) && (info->attrs[L2TP_ATTR_CONN_ID])) { tunnel_id = nla_get_u32(info->attrs[L2TP_ATTR_CONN_ID]); session_id = nla_get_u32(info->attrs[L2TP_ATTR_SESSION_ID]); tunnel = l2tp_tunnel_get(net, tunnel_id); if (tunnel) { - session = l2tp_session_get(net, tunnel, session_id, - do_ref); + session = l2tp_session_get(net, tunnel, session_id); l2tp_tunnel_dec_refcount(tunnel); } } @@ -649,7 +647,7 @@ static int l2tp_nl_cmd_session_create(struct sk_buff *skb, struct genl_info *inf &cfg); if (ret >= 0) { - session = l2tp_session_get(net, tunnel, session_id, false); + session = l2tp_session_get(net, tunnel, session_id); if (session) { ret = l2tp_session_notify(&l2tp_nl_family, info, session, L2TP_CMD_SESSION_CREATE); @@ -669,7 +667,7 @@ static int l2tp_nl_cmd_session_delete(struct sk_buff *skb, struct genl_info *inf struct l2tp_session *session; u16 pw_type; - session = l2tp_nl_session_get(info, true); + session = l2tp_nl_session_get(info); if (session == NULL) { ret = -ENODEV; goto out; @@ -683,8 +681,6 @@ static int l2tp_nl_cmd_session_delete(struct sk_buff *skb, struct genl_info *inf if (l2tp_nl_cmd_ops[pw_type] && l2tp_nl_cmd_ops[pw_type]->session_delete) ret = (*l2tp_nl_cmd_ops[pw_type]->session_delete)(session); - if (session->deref) - session->deref(session); l2tp_session_dec_refcount(session); out: @@ -696,7 +692,7 @@ static int l2tp_nl_cmd_session_modify(struct sk_buff *skb, struct genl_info *inf int ret = 0; struct l2tp_session *session; - session = l2tp_nl_session_get(info, false); + session = l2tp_nl_session_get(info); if (session == NULL) { ret = -ENODEV; goto out; @@ -828,7 +824,7 @@ static int l2tp_nl_cmd_session_get(struct sk_buff *skb, struct genl_info *info) struct sk_buff *msg; int ret; - session = l2tp_nl_session_get(info, false); + session = l2tp_nl_session_get(info); if (session == NULL) { ret = -ENODEV; goto err; @@ -874,7 +870,7 @@ static int l2tp_nl_cmd_session_dump(struct sk_buff *skb, struct netlink_callback goto out; } - session = l2tp_session_get_nth(tunnel, si, false); + session = l2tp_session_get_nth(tunnel, si); if (session == NULL) { ti++; tunnel = NULL; |