diff options
| author | Waldemar Brodkorb <wbx@openadk.org> | 2016-12-30 12:19:59 +0100 |
|---|---|---|
| committer | Waldemar Brodkorb <wbx@openadk.org> | 2016-12-30 12:19:59 +0100 |
| commit | 892932d9e23aa417f0f067cbd628868eb5bc8e48 (patch) | |
| tree | b4b1a8e41fa770e72d65006815a09c52f06aa49b /libc | |
| parent | 278bb4a6c8bd8533b611e2139cfd94dc1e135e21 (diff) | |
inet: fix getnameinfo problem found by new test cases
Follow documented behaviour:
http://man7.org/linux/man-pages/man3/getnameinfo.3.html
Sync with GNU libc behaviour.
Diffstat (limited to 'libc')
| -rw-r--r-- | libc/inet/resolv.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/libc/inet/resolv.c b/libc/inet/resolv.c index aa81bebed..c05f18980 100644 --- a/libc/inet/resolv.c +++ b/libc/inet/resolv.c @@ -1746,6 +1746,9 @@ int getnameinfo(const struct sockaddr *sa, if (sa == NULL || addrlen < sizeof(sa_family_t)) return EAI_FAMILY; + if ((flags & NI_NAMEREQD) && host == NULL && serv == NULL) + return EAI_NONAME; + if (sa->sa_family == AF_LOCAL) /* valid */; #ifdef __UCLIBC_HAS_IPV4__ else if (sa->sa_family == AF_INET) { |