Date: Fri, 25 Jul 2008 04:40:06 GMT From: "Garrett Cooper" <yanefbsd@gmail.com> To: freebsd-bugs@FreeBSD.org Subject: Re: kern/125940: connect(2) returning -1, errno unset Message-ID: <200807250440.m6P4e66x018863@freefall.freebsd.org>
next in thread | raw e-mail | index | archive | help
The following reply was made to PR kern/125940; it has been noted by GNATS. From: "Garrett Cooper" <yanefbsd@gmail.com> To: "Kian Mohageri" <kian.mohageri@gmail.com> Cc: FreeBSD-gnats-submit@freebsd.org Subject: Re: kern/125940: connect(2) returning -1, errno unset Date: Thu, 24 Jul 2008 21:32:55 -0700 On Thu, Jul 24, 2008 at 2:03 PM, Kian Mohageri <kian.mohageri@gmail.com> wrote: > >>Description: > > Using FreeTDS 0.82 I ran into this issue. For some reason, the connection is failing (not sure why still). connect(2) is returning -1 to indicate failure, but errno is unset. > > The relevant code from freetds-0.82 follows: > > retval = connect(tds->s, (struct sockaddr *) &sin, sizeof(sin)); > if (retval == 0) { > tdsdump_log(TDS_DBG_INFO2, "connection established\n"); > } else { > tdsdump_log(TDS_DBG_ERROR, "tds_open_socket: connect(2) returned \"%s\"\n", strerror(sock_errno)); > > Debugging this further shows that retval is -1, but sock_errno (errno) is set to 0. Setting it to an arbitrary value prior to connect(2) reveals that it isn't touched at all after the failed connect(2). > >>How-To-Repeat: > > Not entirely sure how to repeat it in a more generic environment. This specific case is happening with php5-pdo_dblib, freetds-0.64 or freetds-0.82, and PHP via the command line. Could you please provide these steps for us? Thanks, -Garrett
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?200807250440.m6P4e66x018863>