diff options
| author |   itojun <itojun@openbsd.org> | 2000-01-30 05:17:49 +0000 |
|---|---|---|
| committer | itojun <itojun@openbsd.org> | 2000-01-30 05:17:49 +0000 |
| commit | f5a2605fbb9ea2062a6ad323f319b5c8936b2b0c (patch) | |
| tree | ff460f212133e8a34b8a25310ed48d5783f7bcb1 /lib/libc/net/rcmd.c | |
| parent | Use ed, not sed, for pulling the interesting bits out of /etc/sysctl.conf. (diff) | |
| download | wireguard-openbsd-f5a2605fbb9ea2062a6ad323f319b5c8936b2b0c.tar.xz wireguard-openbsd-f5a2605fbb9ea2062a6ad323f319b5c8936b2b0c.zip | |
visit next addrinfo structure when rresvport_af() fails.
this should fix situation like:
- try to rcmd() to dual stack node from IPv4-only node/kernel
Diffstat (limited to 'lib/libc/net/rcmd.c')
| -rw-r--r-- | lib/libc/net/rcmd.c | 13 |
1 files changed, 9 insertions, 4 deletions
diff --git a/lib/libc/net/rcmd.c b/lib/libc/net/rcmd.c index 79892bd5a1b..3cd3029a03d 100644 --- a/lib/libc/net/rcmd.c +++ b/lib/libc/net/rcmd.c @@ -34,7 +34,7 @@ */ #if defined(LIBC_SCCS) && !defined(lint) -static char *rcsid = "$OpenBSD: rcmd.c,v 1.33 2000/01/27 05:18:47 itojun Exp $"; +static char *rcsid = "$OpenBSD: rcmd.c,v 1.34 2000/01/30 05:17:49 itojun Exp $"; #endif /* LIBC_SCCS and not lint */ #include <sys/param.h> @@ -140,9 +140,14 @@ rcmd_af(ahost, rport, locuser, remuser, cmd, fd2p, af) else (void)fprintf(stderr, "rcmd: socket: %s\n", strerror(errno)); - sigsetmask(oldmask); - freeaddrinfo(res); - return (-1); + if (r->ai_next) { + r = r->ai_next; + continue; + } else { + sigsetmask(oldmask); + freeaddrinfo(res); + return (-1); + } } fcntl(s, F_SETOWN, pid); if (connect(s, r->ai_addr, r->ai_addrlen) >= 0) |