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authorDavid Ahern2017-05-27 16:19:28 -0600
committerDavid S. Miller2017-05-30 11:55:32 -0400
commit9ae287274817c032a4428fde84d1ab26d6b96761 (patch)
tree1adfdc9ae78f4dd242fd2918047647aa3895364b /include/net/lwtunnel.h
parentc255bd681d1a93fff2a2c249d91449cce830ac64 (diff)
net: add extack arg to lwtunnel build state
Pass extack arg down to lwtunnel_build_state and the build_state callbacks. Add messages for failures in lwtunnel_build_state, and add the extarg to nla_parse where possible in the build_state callbacks. Signed-off-by: David Ahern <dsahern@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/net/lwtunnel.h')
-rw-r--r--include/net/lwtunnel.h9
1 files changed, 6 insertions, 3 deletions
diff --git a/include/net/lwtunnel.h b/include/net/lwtunnel.h
index ca6f002774ef..7c26863b8cf4 100644
--- a/include/net/lwtunnel.h
+++ b/include/net/lwtunnel.h
@@ -35,7 +35,8 @@ struct lwtunnel_state {
struct lwtunnel_encap_ops {
int (*build_state)(struct nlattr *encap,
unsigned int family, const void *cfg,
- struct lwtunnel_state **ts);
+ struct lwtunnel_state **ts,
+ struct netlink_ext_ack *extack);
void (*destroy_state)(struct lwtunnel_state *lws);
int (*output)(struct net *net, struct sock *sk, struct sk_buff *skb);
int (*input)(struct sk_buff *skb);
@@ -114,7 +115,8 @@ int lwtunnel_valid_encap_type_attr(struct nlattr *attr, int len,
int lwtunnel_build_state(u16 encap_type,
struct nlattr *encap,
unsigned int family, const void *cfg,
- struct lwtunnel_state **lws);
+ struct lwtunnel_state **lws,
+ struct netlink_ext_ack *extack);
int lwtunnel_fill_encap(struct sk_buff *skb,
struct lwtunnel_state *lwtstate);
int lwtunnel_get_encap_size(struct lwtunnel_state *lwtstate);
@@ -192,7 +194,8 @@ static inline int lwtunnel_valid_encap_type_attr(struct nlattr *attr, int len,
static inline int lwtunnel_build_state(u16 encap_type,
struct nlattr *encap,
unsigned int family, const void *cfg,
- struct lwtunnel_state **lws)
+ struct lwtunnel_state **lws,
+ struct netlink_ext_ack *extack)
{
return -EOPNOTSUPP;
}