diff options
Diffstat (limited to 'utils/gssd/gssd_proc.c')
| -rw-r--r-- | utils/gssd/gssd_proc.c | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/utils/gssd/gssd_proc.c b/utils/gssd/gssd_proc.c index 6cd4276..b7e2bbb 100644 --- a/utils/gssd/gssd_proc.c +++ b/utils/gssd/gssd_proc.c @@ -175,7 +175,6 @@ get_servername(const char *name, const struct sockaddr *sa, const char *addr) char *hostname; char hbuf[NI_MAXHOST]; unsigned char buf[sizeof(struct in6_addr)]; - int servername = 0; if (avoid_dns) { /* @@ -183,15 +182,18 @@ get_servername(const char *name, const struct sockaddr *sa, const char *addr) * If it is an IP address, do the DNS lookup otherwise * skip the DNS lookup. */ - servername = 0; - if (strchr(name, '.') && inet_pton(AF_INET, name, buf) == 1) - servername = 1; /* IPv4 */ - else if (strchr(name, ':') && inet_pton(AF_INET6, name, buf) == 1) - servername = 1; /* or IPv6 */ - - if (servername) { + int is_fqdn = 1; + if (strchr(name, '.') == NULL) + is_fqdn = 0; /* local name */ + else if (inet_pton(AF_INET, name, buf) == 1) + is_fqdn = 0; /* IPv4 address */ + else if (inet_pton(AF_INET6, name, buf) == 1) + is_fqdn = 0; /* IPv6 addrss */ + + if (is_fqdn) { return strdup(name); } + /* Sorry, cannot avoid dns after all */ } switch (sa->sa_family) { |