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| author |   David Ahern <dsahern@gmail.com> | 2018-10-07 20:16:22 -0700 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2018-10-08 10:39:03 -0700 |
| commit | 4a19edb60d0203cd5bf95a8b46ea8f63fd41194c (patch) | |
| tree | 741909355e9359619927e90759c0f0d354c4680c /include/linux/netlink.h | |
| parent | isdn/gigaset: mark expected switch fall-throughs (diff) | |
| download | linux-dev-4a19edb60d0203cd5bf95a8b46ea8f63fd41194c.tar.xz linux-dev-4a19edb60d0203cd5bf95a8b46ea8f63fd41194c.zip | |
netlink: Pass extack to dump handlers
Declare extack in netlink_dump and pass to dump handlers via
netlink_callback. Add any extack message after the dump_done_errno
allowing error messages to be returned. This will be useful when
strict checking is done on dump requests, returning why the dump
fails EINVAL.
Signed-off-by: David Ahern <dsahern@gmail.com>
Acked-by: Christian Brauner <christian@brauner.io>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/linux/netlink.h')
| -rw-r--r-- | include/linux/netlink.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/netlink.h b/include/linux/netlink.h index 71f121b66ca8..88c8a2d83eb3 100644 --- a/include/linux/netlink.h +++ b/include/linux/netlink.h @@ -176,6 +176,7 @@ struct netlink_callback { void *data; /* the module that dump function belong to */ struct module *module; + struct netlink_ext_ack *extack; u16 family; u16 min_dump_alloc; unsigned int prev_seq, seq; |