Commit f76a9db3 authored by Thomas Graf's avatar Thomas Graf Committed by David S. Miller
Browse files

lwt: Remove unused len field 



The field is initialized by ILA and MPLS but never used. Remove it.

Signed-off-by: default avatarThomas Graf <tgraf@suug.ch>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 7281a665

include/net/lwtunnel.h

+1 −2
Original line number Diff line number Diff line
@@ -24,11 +24,10 @@ enum { 
struct lwtunnel_state {

	__u16		type;

	__u16		flags;

	__u16		headroom;

	atomic_t	refcnt;

	int		(*orig_output)(struct net *net, struct sock *sk, struct sk_buff *skb);

	int		(*orig_input)(struct sk_buff *);

	int             len;

	__u16		headroom;

	struct		rcu_head rcu;

	__u8            data[0];

};

net/ipv6/ila/ila_lwt.c

+1 −3
Original line number Diff line number Diff line
@@ -122,7 +122,6 @@ static int ila_build_state(struct net_device *dev, struct nlattr *nla, 
	struct ila_lwt *ilwt;

	struct ila_params *p;

	struct nlattr *tb[ILA_ATTR_MAX + 1];

	size_t encap_len = sizeof(*ilwt);

	struct lwtunnel_state *newts;

	const struct fib6_config *cfg6 = cfg;

	struct ila_addr *iaddr;
@@ -155,7 +154,7 @@ static int ila_build_state(struct net_device *dev, struct nlattr *nla, 
	if (!tb[ILA_ATTR_LOCATOR])

		return -EINVAL;



	newts = lwtunnel_state_alloc(encap_len);

	newts = lwtunnel_state_alloc(sizeof(*ilwt));

	if (!newts)

		return -ENOMEM;
@@ -166,7 +165,6 @@ static int ila_build_state(struct net_device *dev, struct nlattr *nla, 
		return ret;

	}



	newts->len = encap_len;

	p = ila_params_lwtunnel(newts);



	p->locator.v64 = (__force __be64)nla_get_u64(tb[ILA_ATTR_LOCATOR]);

net/mpls/mpls_iptunnel.c

+1 −4
Original line number Diff line number Diff line
@@ -133,7 +133,6 @@ static int mpls_build_state(struct net_device *dev, struct nlattr *nla, 
	struct mpls_iptunnel_encap *tun_encap_info;

	struct nlattr *tb[MPLS_IPTUNNEL_MAX + 1];

	struct lwtunnel_state *newts;

	int tun_encap_info_len;

	int ret;



	ret = nla_parse_nested(tb, MPLS_IPTUNNEL_MAX, nla,
@@ -144,13 +143,11 @@ static int mpls_build_state(struct net_device *dev, struct nlattr *nla, 
	if (!tb[MPLS_IPTUNNEL_DST])

		return -EINVAL;



	tun_encap_info_len = sizeof(*tun_encap_info);



	newts = lwtunnel_state_alloc(tun_encap_info_len);

	newts = lwtunnel_state_alloc(sizeof(*tun_encap_info));

	if (!newts)

		return -ENOMEM;



	newts->len = tun_encap_info_len;

	tun_encap_info = mpls_lwtunnel_encap(newts);

	ret = nla_get_labels(tb[MPLS_IPTUNNEL_DST], MAX_NEW_LABELS,

			     &tun_encap_info->labels, tun_encap_info->label);