diff options
| author | Pablo Neira Ayuso <pablo@netfilter.org> | 2016-10-04 08:48:37 +0200 |
|---|---|---|
| committer | Pablo Neira Ayuso <pablo@netfilter.org> | 2016-10-17 17:51:55 +0200 |
| commit | a24e4b21ee33d8307e25ce609c7333ef0ca5811c (patch) | |
| tree | 85ee4c1f4885591e46f941fb641b32a8d3707e4b /src/set_elem.c | |
| parent | 200da4866ada06b2ee0f708c93dbdf9dcd0fcfe4 (diff) | |
set_elem: don't add NFTA_SET_ELEM_LIST_ELEMENTS attribute if set is empty
If the set is empty, don't send an empty NFTA_SET_ELEM_LIST_ELEMENTS
netlink attributes with no elements.
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'src/set_elem.c')
| -rw-r--r-- | src/set_elem.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/set_elem.c b/src/set_elem.c index 46fb7c6..4d2b4f6 100644 --- a/src/set_elem.c +++ b/src/set_elem.c @@ -304,6 +304,9 @@ void nftnl_set_elems_nlmsg_build_payload(struct nlmsghdr *nlh, struct nftnl_set nftnl_set_elem_nlmsg_build_def(nlh, s); + if (list_empty(&s->element_list)) + return; + nest1 = mnl_attr_nest_start(nlh, NFTA_SET_ELEM_LIST_ELEMENTS); list_for_each_entry(elem, &s->element_list, head) nftnl_set_elem_build(nlh, elem, ++i); |