diff options
| -rw-r--r-- | net/netlink/genetlink.c | 10 |
1 files changed, 4 insertions, 6 deletions
diff --git a/net/netlink/genetlink.c b/net/netlink/genetlink.c index ecc2bd3e73e4..0522b2b1fd95 100644 --- a/net/netlink/genetlink.c +++ b/net/netlink/genetlink.c @@ -483,6 +483,9 @@ genl_family_rcv_msg_attrs_parse(const struct genl_family *family, struct nlattr **attrbuf; int err; + if (!family->maxattr) + return NULL; + if (parallel) { attrbuf = kmalloc_array(family->maxattr + 1, sizeof(struct nlattr *), GFP_KERNEL); @@ -582,9 +585,6 @@ static int genl_family_rcv_msg_dumpit(const struct genl_family *family, if (nlh->nlmsg_len < nlmsg_msg_size(hdrlen)) return -EINVAL; - if (!family->maxattr) - goto no_attrs; - attrs = genl_family_rcv_msg_attrs_parse(family, nlh, extack, ops, hdrlen, GENL_DONT_VALIDATE_DUMP_STRICT, @@ -649,7 +649,6 @@ static int genl_family_rcv_msg_doit(const struct genl_family *family, attrbuf = genl_family_rcv_msg_attrs_parse(family, nlh, extack, ops, hdrlen, GENL_DONT_VALIDATE_STRICT, - family->maxattr && family->parallel_ops); if (IS_ERR(attrbuf)) return PTR_ERR(attrbuf); @@ -676,8 +675,7 @@ static int genl_family_rcv_msg_doit(const struct genl_family *family, family->post_doit(ops, skb, &info); out: - genl_family_rcv_msg_attrs_free(family, attrbuf, - family->maxattr && family->parallel_ops); + genl_family_rcv_msg_attrs_free(family, attrbuf, family->parallel_ops); return err; } |