lib/util: let is_zero_addr() return true for AF_UNSPEC

It means the completely zero'ed structure is detected
as zero address, as AF_UNSPEC is 0.

Signed-off-by: Stefan Metzmacher <metze@samba.org>
Reviewed-by: Günther Deschner <gd@samba.org>
Reviewed-by: Andreas Schneider <asn@samba.org>

diff --git a/lib/util/util_net.c b/lib/util/util_net.c
index acaa76ea74eef437f0a33802459987e09877e4a1..48c9552558b9d6df847244d11d8e3bf53212cced 100644 (file)
--- a/lib/util/util_net.c
+++ b/lib/util/util_net.c
@@ -642,6 +642,9 @@ bool is_zero_addr(const struct sockaddr_storage *pss)
                const struct in_addr *pin = &((const struct sockaddr_in *)pss)->sin_addr;
                return is_zero_ip_v4(*pin);
        }
+       if (pss->ss_family == AF_UNSPEC) {
+               return true;
+       }
        return false;
 }