core: explicitly specify credentials for direct connections, too

So far we authenticate direct connections primarily at connection time,
but let's also do this for each method individually, by attaching the
creds we need for that right away.

diff --git a/src/libelogind/sd-bus/bus-socket.c b/src/libelogind/sd-bus/bus-socket.c
index f97e15d5d2c8b8a2ca82462098eb1520625eb131..6a55f9bfb48554bce9aa4701481c999e6acb3ead 100644 (file)
--- a/src/libelogind/sd-bus/bus-socket.c
+++ b/src/libelogind/sd-bus/bus-socket.c
@@ -916,7 +916,7 @@ static int bus_socket_make_message(sd_bus *bus, size_t size) {
                                     bus->rbuffer, size,
                                     bus->fds, bus->n_fds,
                                     !bus->bus_client && bus->ucred_valid ? &bus->ucred : NULL,
-                                    !bus->bus_client && bus->label[0] ? bus->label : NULL,
+                                    !bus->bus_client && !isempty(bus->label) ? bus->label : NULL,
                                     &t);
         if (r < 0) {
                 free(b);