machinectl: voidify calls to sd_event_add_signal()

CID 1394445

diff --git a/src/machine/machinectl.c b/src/machine/machinectl.c
index f28174b..2f21f99 100644 (file)
--- a/src/machine/machinectl.c
+++ b/src/machine/machinectl.c
@@ -1325,8 +1325,8 @@ static int process_forward(sd_event *event, PTYForward **forward, int master, PT
                         log_info("Connected to machine %s. Press ^] three times within 1s to exit session.", name);
         }
 
-        sd_event_add_signal(event, NULL, SIGINT, NULL, NULL);
-        sd_event_add_signal(event, NULL, SIGTERM, NULL, NULL);
+        (void) sd_event_add_signal(event, NULL, SIGINT, NULL, NULL);
+        (void) sd_event_add_signal(event, NULL, SIGTERM, NULL, NULL);
 
         r = pty_forward_new(event, master, flags, forward);
         if (r < 0)
@@ -1983,8 +1983,8 @@ static int transfer_image_common(sd_bus *bus, sd_bus_message *m) {
         if (!arg_quiet)
                 log_info("Enqueued transfer job %u. Press C-c to continue download in background.", id);
 
-        sd_event_add_signal(event, NULL, SIGINT, transfer_signal_handler, UINT32_TO_PTR(id));
-        sd_event_add_signal(event, NULL, SIGTERM, transfer_signal_handler, UINT32_TO_PTR(id));
+        (void) sd_event_add_signal(event, NULL, SIGINT, transfer_signal_handler, UINT32_TO_PTR(id));
+        (void) sd_event_add_signal(event, NULL, SIGTERM, transfer_signal_handler, UINT32_TO_PTR(id));
 
         r = sd_event_loop(event);
         if (r < 0)