Check a length of interface name

Change-Id: I3595f5140a905ef59a88945677293e9a285ca12f

diff --git a/src/dns-sd/dns-sd.c b/src/dns-sd/dns-sd.c
index 74f7656ef1235de7b27d1e39c49558912866e077..89f211bc5a9095b9159e85d60ffd9861d7763c43 100644 (file)
--- a/src/dns-sd/dns-sd.c
+++ b/src/dns-sd/dns-sd.c
@@ -2088,7 +2088,7 @@ EXPORT_API int dnssd_create_remote_service(const char *service_type,
        remote_handle->watch_id = 0;
 
        found = GET_FOUND_DATA_P(remote_handle);
-       if (interface) {
+       if (interface && strlen(interface) != 0) {
                unsigned int if_index;
                if ((if_index = if_nametoindex(interface)) == 0) {
                        DNSSD_LOGE("Invalid interface name");