Work around warn_unused_result in recent gcc/libc

[project/netifd.git] / system-linux.c

diff --git a/system-linux.c b/system-linux.c
index db78240..cbcc5bd 100644 (file)
--- a/system-linux.c
+++ b/system-linux.c
@@ -156,7 +156,7 @@ static void system_set_sysctl(const char *path, const char *val)
        if (fd < 0)
                return;
 
-       write(fd, val, strlen(val));
+       if (write(fd, val, strlen(val))) {}
        close(fd);
 }
 
@@ -456,8 +456,9 @@ static int cb_clear_event(struct nl_msg *msg, void *arg)
        hdr->nlmsg_type = type;
        hdr->nlmsg_flags = NLM_F_REQUEST;
 
-       if (!nl_send_auto_complete(sock_rtnl, clr->msg))
-               nl_wait_for_ack(sock_rtnl);
+       nl_socket_disable_auto_ack(sock_rtnl);
+       nl_send_auto_complete(sock_rtnl, clr->msg);
+       nl_socket_enable_auto_ack(sock_rtnl);
 
        return NL_SKIP;
 }
@@ -1134,7 +1135,7 @@ int system_flush_routes(void)
                if (fd < 0)
                        continue;
 
-               write(fd, "-1", 2);
+               if (write(fd, "-1", 2)) {}
                close(fd);
        }
        return 0;