diff options
Diffstat (limited to 'inet/getnameinfo.c')
| -rw-r--r-- | inet/getnameinfo.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/inet/getnameinfo.c b/inet/getnameinfo.c index 50240383f3..db6b5c7eee 100644 --- a/inet/getnameinfo.c +++ b/inet/getnameinfo.c @@ -178,6 +178,9 @@ getnameinfo (const struct sockaddr *sa, socklen_t addrlen, char *host, if (sa == NULL || addrlen < sizeof (sa_family_t)) return EAI_FAMILY; + if ((flags & NI_NAMEREQD) && host == NULL && serv == NULL) + return EAI_NONAME; + switch (sa->sa_family) { case AF_LOCAL: |