FS-5708 --resolve

diff --git a/src/switch_utils.c b/src/switch_utils.c
index a11f908dce607ef3e63d561dd18201a1c89277e3..8b5fc8e3c90bfada5af8309a150ff4e26997763d 100644 (file)
--- a/src/switch_utils.c
+++ b/src/switch_utils.c
@@ -1273,7 +1273,7 @@ static int get_netmask(struct sockaddr_in *me, int *mask)
                struct sockaddr_in *s = (struct sockaddr_in *) i->ifa_addr;
                struct sockaddr_in *m = (struct sockaddr_in *) i->ifa_netmask;
 
-               if (s && m && s->sin_addr.s_addr == me->sin_addr.s_addr) {
+               if (s && m && addr->ifa_addr->sa_family == AF_INET && s->sin_addr && s->sin_addr.s_addr == me->sin_addr.s_addr) {
                        *mask = m->sin_addr.s_addr;
                        freeifaddrs(ifaddrs);
                        return 0;