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| author | Ulrich Drepper <drepper@redhat.com> | 2008-11-27 00:25:32 +0000 |
|---|---|---|
| committer | Ulrich Drepper <drepper@redhat.com> | 2008-11-27 00:25:32 +0000 |
| commit | ca4dc0fe64c2087b78c52ff9b93ecca669d56164 (patch) | |
| tree | 82e3578964be0e3109a1c26da2670e76bdd408cb /sysdeps/posix | |
| parent | d6c9ebb777066a02020d28b1d29a6de09b08ccdf (diff) | |
| download | glibc-ca4dc0fe64c2087b78c52ff9b93ecca669d56164.tar glibc-ca4dc0fe64c2087b78c52ff9b93ecca669d56164.tar.gz glibc-ca4dc0fe64c2087b78c52ff9b93ecca669d56164.tar.bz2 glibc-ca4dc0fe64c2087b78c52ff9b93ecca669d56164.zip | |
* sysdeps/posix/getaddrinfo.c (getaddrinfo): If the system has
neither IPv4 nor IPv6 addresses defined, don't do anything.
Diffstat (limited to 'sysdeps/posix')
| -rw-r--r-- | sysdeps/posix/getaddrinfo.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/sysdeps/posix/getaddrinfo.c b/sysdeps/posix/getaddrinfo.c index 97f3af9938..b52c371c81 100644 --- a/sysdeps/posix/getaddrinfo.c +++ b/sysdeps/posix/getaddrinfo.c @@ -2110,6 +2110,11 @@ getaddrinfo (const char *name, const char *service, narrow down the search. */ if (! seen_ipv4 || ! seen_ipv6) { + if (! seen_ipv4 && ! seen_ipv6) + /* Neither IPv4 nor IPv6 interfaces exist, nothing to + return. */ + goto err_noname; + local_hints = *hints; local_hints.ai_family = seen_ipv4 ? PF_INET : PF_INET6; hints = &local_hints; @@ -2119,6 +2124,7 @@ getaddrinfo (const char *name, const char *service, || (hints->ai_family == PF_INET6 && ! seen_ipv6)) { /* We cannot possibly return a valid answer. */ + err_noname: free (in6ai); return EAI_NONAME; } |