netfilter-devel.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
* [PATCH nft] mnl: don't set NLM_F_ACK flag in mnl_nft_rule_batch_[add|del]
@ 2013-12-07 19:24 Pablo Neira Ayuso
  0 siblings, 0 replies; only message in thread
From: Pablo Neira Ayuso @ 2013-12-07 19:24 UTC (permalink / raw)
  To: netfilter-devel

If the NLM_F_ACK flag is unset, the kernel still explicitly reports
errors. Thus, we can save the handling of many explicit (useless) ack
messages that indicate success.

Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
---
 src/mnl.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/mnl.c b/src/mnl.c
index 4f515e1..fe218fc 100644
--- a/src/mnl.c
+++ b/src/mnl.c
@@ -273,7 +273,7 @@ int mnl_nft_rule_batch_add(struct nft_rule *nlr, unsigned int flags,
 	nlh = nft_rule_nlmsg_build_hdr(mnl_nlmsg_batch_current(batch),
 			NFT_MSG_NEWRULE,
 			nft_rule_attr_get_u32(nlr, NFT_RULE_ATTR_FAMILY),
-			flags|NLM_F_ACK|NLM_F_CREATE, seqnum);
+			flags|NLM_F_CREATE, seqnum);
 
 	nft_rule_nlmsg_build_payload(nlh, nlr);
 	if (!mnl_nlmsg_batch_next(batch))
@@ -290,7 +290,7 @@ int mnl_nft_rule_batch_del(struct nft_rule *nlr, unsigned int flags,
 	nlh = nft_rule_nlmsg_build_hdr(mnl_nlmsg_batch_current(batch),
 			NFT_MSG_DELRULE,
 			nft_rule_attr_get_u32(nlr, NFT_RULE_ATTR_FAMILY),
-			NLM_F_ACK, seqnum);
+			0, seqnum);
 
 	nft_rule_nlmsg_build_payload(nlh, nlr);
 
-- 
1.7.10.4


^ permalink raw reply related	[flat|nested] only message in thread

only message in thread, other threads:[~2013-12-07 19:24 UTC | newest]

Thread overview: (only message) (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2013-12-07 19:24 [PATCH nft] mnl: don't set NLM_F_ACK flag in mnl_nft_rule_batch_[add|del] Pablo Neira Ayuso

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).