summaryrefslogtreecommitdiffstats
path: root/examples/nft-rule-add.c
diff options
context:
space:
mode:
authorPablo Neira Ayuso <pablo@netfilter.org>2018-02-01 19:33:52 +0100
committerPablo Neira Ayuso <pablo@netfilter.org>2018-02-14 19:51:01 +0100
commitefdcd31610fe3dd94b93e8204639b00ca67fe992 (patch)
tree068dbdcfe6243c282affcb3738d8c9ac5480b55e /examples/nft-rule-add.c
parent179a43db739b8151d608452d01b66f65ac8aa5e5 (diff)
examples: do not call nftnl_batch_is_supported()
This is only required by Linux kernel <= 3.16.x, that's too old and at that time nft was very limited in term of features, so let's remove this check from example files. Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Diffstat (limited to 'examples/nft-rule-add.c')
-rw-r--r--examples/nft-rule-add.c20
1 files changed, 5 insertions, 15 deletions
diff --git a/examples/nft-rule-add.c b/examples/nft-rule-add.c
index 3aeb2e0..6aaf5a0 100644
--- a/examples/nft-rule-add.c
+++ b/examples/nft-rule-add.c
@@ -126,7 +126,7 @@ int main(int argc, char *argv[])
uint8_t family;
char buf[MNL_SOCKET_BUFFER_SIZE];
uint32_t seq = time(NULL);
- int ret, batching;
+ int ret;
if (argc < 4 || argc > 5) {
fprintf(stderr, "Usage: %s <family> <table> <chain>\n", argv[0]);
@@ -158,18 +158,10 @@ int main(int argc, char *argv[])
exit(EXIT_FAILURE);
}
- batching = nftnl_batch_is_supported();
- if (batching < 0) {
- perror("cannot talk to nfnetlink");
- exit(EXIT_FAILURE);
- }
-
batch = mnl_nlmsg_batch_start(buf, sizeof(buf));
- if (batching) {
- nftnl_batch_begin(mnl_nlmsg_batch_current(batch), seq++);
- mnl_nlmsg_batch_next(batch);
- }
+ nftnl_batch_begin(mnl_nlmsg_batch_current(batch), seq++);
+ mnl_nlmsg_batch_next(batch);
nlh = nftnl_rule_nlmsg_build_hdr(mnl_nlmsg_batch_current(batch),
NFT_MSG_NEWRULE,
@@ -180,10 +172,8 @@ int main(int argc, char *argv[])
nftnl_rule_free(r);
mnl_nlmsg_batch_next(batch);
- if (batching) {
- nftnl_batch_end(mnl_nlmsg_batch_current(batch), seq++);
- mnl_nlmsg_batch_next(batch);
- }
+ nftnl_batch_end(mnl_nlmsg_batch_current(batch), seq++);
+ mnl_nlmsg_batch_next(batch);
ret = mnl_socket_sendto(nl, mnl_nlmsg_batch_head(batch),
mnl_nlmsg_batch_size(batch));