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Diffstat (limited to 'net/netlink/genetlink.c')
-rw-r--r--net/netlink/genetlink.c9
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;