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From: Taehee Yoo <ap420073@gmail.com>
To: pablo@netfilter.org, kaber@trash.net, kadlec@blackhole.kfki.hu
Cc: netfilter-devel@vger.kernel.org, Taehee Yoo <ap420073@gmail.com>
Subject: [PATCH 2/2] netfilter: helper: Fix helper unregister count.
Date: Sat, 14 May 2016 22:19:53 +0900	[thread overview]
Message-ID: <1463231993-26917-1-git-send-email-ap420073@gmail.com> (raw)

helpers should unregister the only registered ports.
but, helper cannot have correct registered ports value when
failed to register.

Signed-off-by: Taehee Yoo <ap420073@gmail.com>
---
 net/netfilter/nf_conntrack_ftp.c  | 1 +
 net/netfilter/nf_conntrack_irc.c  | 1 +
 net/netfilter/nf_conntrack_sane.c | 1 +
 net/netfilter/nf_conntrack_sip.c  | 1 +
 net/netfilter/nf_conntrack_tftp.c | 1 +
 5 files changed, 5 insertions(+)

diff --git a/net/netfilter/nf_conntrack_ftp.c b/net/netfilter/nf_conntrack_ftp.c
index 883c691..19efeba 100644
--- a/net/netfilter/nf_conntrack_ftp.c
+++ b/net/netfilter/nf_conntrack_ftp.c
@@ -632,6 +632,7 @@ static int __init nf_conntrack_ftp_init(void)
 			if (ret) {
 				pr_err("failed to register helper for pf: %d port: %d\n",
 				       ftp[i][j].tuple.src.l3num, ports[i]);
+				ports_c = i;
 				nf_conntrack_ftp_fini();
 				return ret;
 			}
diff --git a/net/netfilter/nf_conntrack_irc.c b/net/netfilter/nf_conntrack_irc.c
index 20ae74f..9844e62 100644
--- a/net/netfilter/nf_conntrack_irc.c
+++ b/net/netfilter/nf_conntrack_irc.c
@@ -271,6 +271,7 @@ static int __init nf_conntrack_irc_init(void)
 		if (ret) {
 			pr_err("failed to register helper for pf: %u port: %u\n",
 			       irc[i].tuple.src.l3num, ports[i]);
+			ports_c = i;
 			nf_conntrack_irc_fini();
 			return ret;
 		}
diff --git a/net/netfilter/nf_conntrack_sane.c b/net/netfilter/nf_conntrack_sane.c
index 7523a57..3fcbaab 100644
--- a/net/netfilter/nf_conntrack_sane.c
+++ b/net/netfilter/nf_conntrack_sane.c
@@ -223,6 +223,7 @@ static int __init nf_conntrack_sane_init(void)
 			if (ret) {
 				pr_err("failed to register helper for pf: %d port: %d\n",
 				       sane[i][j].tuple.src.l3num, ports[i]);
+				ports_c = i;
 				nf_conntrack_sane_fini();
 				return ret;
 			}
diff --git a/net/netfilter/nf_conntrack_sip.c b/net/netfilter/nf_conntrack_sip.c
index d523052..2c748bc 100644
--- a/net/netfilter/nf_conntrack_sip.c
+++ b/net/netfilter/nf_conntrack_sip.c
@@ -1669,6 +1669,7 @@ static int __init nf_conntrack_sip_init(void)
 			if (ret) {
 				pr_err("failed to register helper for pf: %u port: %u\n",
 				       sip[i][j].tuple.src.l3num, ports[i]);
+				ports_c = i;
 				nf_conntrack_sip_fini();
 				return ret;
 			}
diff --git a/net/netfilter/nf_conntrack_tftp.c b/net/netfilter/nf_conntrack_tftp.c
index 47239fb..6d9c441 100644
--- a/net/netfilter/nf_conntrack_tftp.c
+++ b/net/netfilter/nf_conntrack_tftp.c
@@ -142,6 +142,7 @@ static int __init nf_conntrack_tftp_init(void)
 			if (ret) {
 				pr_err("failed to register helper for pf: %u port: %u\n",
 				       tftp[i][j].tuple.src.l3num, ports[i]);
+				ports_c = i;
 				nf_conntrack_tftp_fini();
 				return ret;
 			}
-- 
2.7.4


             reply	other threads:[~2016-05-14 13:20 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-05-14 13:19 Taehee Yoo [this message]
     [not found] ` <CA+6hz4pj-wp5Vye6GSxiZM1-Bfq=qcJCUJD0hjEbmmtRsTfhow@mail.gmail.com>
2016-05-24  9:26   ` [PATCH 2/2] netfilter: helper: Fix helper unregister count Pablo Neira Ayuso
     [not found]     ` <CA+6hz4qEt7CMCuTAf+8ik2LGUJ7SLVuSkkd8VCbgvL4MehEsWQ@mail.gmail.com>
2016-05-24  9:42       ` Pablo Neira Ayuso
     [not found]         ` <CA+6hz4pHweCqvTU0UhiKHcCg=kYAj0z1t1Ow26u3njDxPHXsgg@mail.gmail.com>
2016-05-24  9:55           ` Pablo Neira Ayuso
     [not found]             ` <CA+6hz4reMcuYk=x5ouJbgb=YogR9ycnoySEDy2XuSiGZj7CDPg@mail.gmail.com>
2016-05-24 10:14               ` Pablo Neira Ayuso
2016-05-30  9:31 ` Pablo Neira Ayuso

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