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| author |   David Ahern <dsahern@gmail.com> | 2017-05-27 16:19:28 -0600 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2017-05-30 11:55:32 -0400 |
| commit | 9ae287274817c032a4428fde84d1ab26d6b96761 (patch) | |
| tree | 1adfdc9ae78f4dd242fd2918047647aa3895364b /include/linux/netlink.h | |
| parent | net: lwtunnel: Add extack to encap attr validation (diff) | |
| download | linux-dev-9ae287274817c032a4428fde84d1ab26d6b96761.tar.xz linux-dev-9ae287274817c032a4428fde84d1ab26d6b96761.zip | |
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/linux/netlink.h')
| -rw-r--r-- | include/linux/netlink.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/include/linux/netlink.h b/include/linux/netlink.h index a68aad484c69..8664fd26eb5d 100644 --- a/include/linux/netlink.h +++ b/include/linux/netlink.h @@ -102,6 +102,16 @@ struct netlink_ext_ack { (extack)->bad_attr = (attr); \ } while (0) +#define NL_SET_ERR_MSG_ATTR(extack, attr, msg) do { \ + static const char __msg[] = (msg); \ + struct netlink_ext_ack *__extack = (extack); \ + \ + if (__extack) { \ + __extack->_msg = __msg; \ + __extack->bad_attr = (attr); \ + } \ +} while (0) + extern void netlink_kernel_release(struct sock *sk); extern int __netlink_change_ngroups(struct sock *sk, unsigned int groups); extern int netlink_change_ngroups(struct sock *sk, unsigned int groups); |