diff options
| -rw-r--r-- | net/netlink/genetlink.c | 9 |
1 files changed, 2 insertions, 7 deletions
diff --git a/net/netlink/genetlink.c b/net/netlink/genetlink.c index c3673d84d8b5..6f7cd5f577b0 100644 --- a/net/netlink/genetlink.c +++ b/net/netlink/genetlink.c @@ -1117,18 +1117,13 @@ struct ctrl_dump_policy_ctx { static int ctrl_dumppolicy_start(struct netlink_callback *cb) { + const struct genl_dumpit_info *info = genl_dumpit_info(cb); struct ctrl_dump_policy_ctx *ctx = (void *)cb->ctx; - struct nlattr *tb[CTRL_ATTR_MAX + 1]; + struct nlattr **tb = info->attrs; const struct genl_family *rt; - int err; BUILD_BUG_ON(sizeof(*ctx) > sizeof(cb->ctx)); - err = genlmsg_parse(cb->nlh, &genl_ctrl, tb, genl_ctrl.maxattr, - genl_ctrl.policy, cb->extack); - if (err) - return err; - if (!tb[CTRL_ATTR_FAMILY_ID] && !tb[CTRL_ATTR_FAMILY_NAME]) return -EINVAL; |