netfilter-devel.vger.kernel.org archive mirror
 help / color / mirror / Atom feed
* [libnftnl PATCH] chain: Don't print unset policy value in netlink debug
@ 2017-09-07 17:41 Phil Sutter
  2017-09-08 12:58 ` Pablo Neira Ayuso
  0 siblings, 1 reply; 2+ messages in thread
From: Phil Sutter @ 2017-09-07 17:41 UTC (permalink / raw)
  To: Pablo Neira Ayuso; +Cc: netfilter-devel

The policy field was printed unconditionally, but if it wasn't set the
default value 0 was printed as 'policy drop' which is not correct.

Signed-off-by: Phil Sutter <phil@nwl.cc>
---
 src/chain.c | 16 ++++++++++++----
 1 file changed, 12 insertions(+), 4 deletions(-)

diff --git a/src/chain.c b/src/chain.c
index 29860c509a180..3190a775a0005 100644
--- a/src/chain.c
+++ b/src/chain.c
@@ -795,11 +795,19 @@ static int nftnl_chain_snprintf_default(char *buf, size_t size,
 	SNPRINTF_BUFFER_SIZE(ret, size, len, offset);
 
 	if (c->flags & (1 << NFTNL_CHAIN_HOOKNUM)) {
-		ret = snprintf(buf+offset, len,
-			       " type %s hook %s prio %d policy %s "
-			       "packets %"PRIu64" bytes %"PRIu64"",
+		ret = snprintf(buf+offset, len, " type %s hook %s prio %d",
 			       c->type, nftnl_hooknum2str(c->family, c->hooknum),
-			       c->prio, nftnl_verdict2str(c->policy),
+			       c->prio);
+		SNPRINTF_BUFFER_SIZE(ret, size, len, offset);
+
+		if (c->flags & (1 << NFTNL_CHAIN_POLICY)) {
+			ret = snprintf(buf+offset, len, " policy %s",
+				       nftnl_verdict2str(c->policy));
+			SNPRINTF_BUFFER_SIZE(ret, size, len, offset);
+		}
+
+		ret = snprintf(buf+offset, len,
+			       " packets %"PRIu64" bytes %"PRIu64"",
 			       c->packets, c->bytes);
 		SNPRINTF_BUFFER_SIZE(ret, size, len, offset);
 
-- 
2.13.1


^ permalink raw reply related	[flat|nested] 2+ messages in thread

* Re: [libnftnl PATCH] chain: Don't print unset policy value in netlink debug
  2017-09-07 17:41 [libnftnl PATCH] chain: Don't print unset policy value in netlink debug Phil Sutter
@ 2017-09-08 12:58 ` Pablo Neira Ayuso
  0 siblings, 0 replies; 2+ messages in thread
From: Pablo Neira Ayuso @ 2017-09-08 12:58 UTC (permalink / raw)
  To: Phil Sutter; +Cc: netfilter-devel

On Thu, Sep 07, 2017 at 07:41:27PM +0200, Phil Sutter wrote:
> The policy field was printed unconditionally, but if it wasn't set the
> default value 0 was printed as 'policy drop' which is not correct.

Applied, thanks Phil.

^ permalink raw reply	[flat|nested] 2+ messages in thread

end of thread, other threads:[~2017-09-08 12:58 UTC | newest]

Thread overview: 2+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2017-09-07 17:41 [libnftnl PATCH] chain: Don't print unset policy value in netlink debug Phil Sutter
2017-09-08 12:58 ` 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).