From: Miguel GAIO <miguel.gaio@efixo.com>
To: "netfilter-devel@vger.kernel.org" <netfilter-devel@vger.kernel.org>
Subject: Re: libiptc: fix retry path in TC_INIT
Date: Thu, 19 Apr 2012 12:14:33 +0200 [thread overview]
Message-ID: <1334830473.25428.2.camel@mgo-thinkpad> (raw)
In-Reply-To: <20120418231242.GB12354@1984>
[-- Attachment #1: Type: text/plain, Size: 1135 bytes --]
On Thu, 2012-04-19 at 01:12 +0200, Pablo Neira Ayuso wrote:
Hi,
> Hi Miguel,
>
> On Tue, Apr 17, 2012 at 10:29:23AM +0200, Miguel GAIO wrote:
> > Hi,
> >
> > There is an issue on TC_INIT retry path:
> > In error case, TC_FREE is called and close sockfd.
> > The retry does not reopen then always fail.
> >
> > The proposing patch reopen sockfd in retry patch.
> >
> >
> > Miguel
> >
> > From 6dbb1a9f16c70a60c06559b31eac7ab3af789fa1 Mon Sep 17 00:00:00 2001
> > From: Miguel GAIO <miguel.gaio@efixo.com>
> > Date: Tue, 17 Apr 2012 10:16:28 +0200
> > Subject: [PATCH 2008/2008] libiptc: TC_INIT fix retry
> >
> > ---
> > libiptc/libiptc.c | 2 +-
> > 1 file changed, 1 insertion(+), 1 deletion(-)
> >
> > diff --git a/libiptc/libiptc.c b/libiptc/libiptc.c
> > index 63965e7..cd2ad9d 100644
> > --- a/libiptc/libiptc.c
> > +++ b/libiptc/libiptc.c
> > @@ -1314,6 +1314,7 @@ TC_INIT(const char *tablename)
> > return NULL;
> > }
> >
> > +retry:
>
> Still iptc_fn is set to TC_FREE. We have to move up to the beginning
> of TC_INIT.
Your right, I miss it.
I resend patch with the retry at the beginning of TC_INIT.
[-- Attachment #2: 0001-libiptc-TC_INIT-fix-retry.patch --]
[-- Type: text/x-patch, Size: 716 bytes --]
>From 202e62cd5f143ce9ef5d7fc8cdd2aca81dc013bf Mon Sep 17 00:00:00 2001
From: Miguel GAIO <miguel.gaio@efixo.com>
Date: Thu, 19 Apr 2012 12:11:06 +0200
Subject: [PATCH] libiptc: TC_INIT fix retry
---
libiptc/libiptc.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/libiptc/libiptc.c b/libiptc/libiptc.c
index 63965e7..f0f7815 100644
--- a/libiptc/libiptc.c
+++ b/libiptc/libiptc.c
@@ -1307,6 +1307,7 @@ TC_INIT(const char *tablename)
socklen_t s;
int sockfd;
+retry:
iptc_fn = TC_INIT;
if (strlen(tablename) >= TABLE_MAXNAMELEN) {
@@ -1324,7 +1325,6 @@ TC_INIT(const char *tablename)
abort();
}
-retry:
s = sizeof(info);
strcpy(info.name, tablename);
--
1.7.9.5
next prev parent reply other threads:[~2012-04-19 10:14 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-04-17 8:29 libiptc: fix retry path in TC_INIT Miguel GAIO
2012-04-18 23:12 ` Pablo Neira Ayuso
2012-04-19 10:14 ` Miguel GAIO [this message]
2012-04-19 16:55 ` Pablo Neira Ayuso
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