Fix: Remove unused argument in debug statement

[lttng-tools.git] / src / bin / lttng-sessiond / agent-thread.c

diff --git a/src/bin/lttng-sessiond/agent-thread.c b/src/bin/lttng-sessiond/agent-thread.c
index 56613a54f605853ecfab18867b37e621681a34e5..4c1457fe0df7a6fed32ce8141a1474e4cc2d531e 100644 (file)
--- a/src/bin/lttng-sessiond/agent-thread.c
+++ b/src/bin/lttng-sessiond/agent-thread.c
@@ -217,7 +217,7 @@ static int handle_registration(struct lttcomm_sock *reg_sock,
 
        size = new_sock->ops->recvmsg(new_sock, &msg, sizeof(msg), 0);
        if (size < sizeof(msg)) {
-               ret = -errno;
+               ret = -EINVAL;
                goto error_socket;
        }
        domain = be32toh(msg.domain);
@@ -306,12 +306,13 @@ void *agent_thread_manage_registration(void *data)
        }
 
        while (1) {
-               DBG3("[agent-thread] Manage agent polling on %d fds",
-                               LTTNG_POLL_GETNB(&events));
+               DBG3("[agent-thread] Manage agent polling");
 
                /* Inifinite blocking call, waiting for transmission */
 restart:
                ret = lttng_poll_wait(&events, -1);
+               DBG3("[agent-thread] Manage agent return from poll on %d fds",
+                               LTTNG_POLL_GETNB(&events));
                if (ret < 0) {
                        /*
                         * Restart interrupted system call.
@@ -329,6 +330,11 @@ restart:
                        revents = LTTNG_POLL_GETEV(&events, i);
                        pollfd = LTTNG_POLL_GETFD(&events, i);
 
+                       if (!revents) {
+                               /* No activity for this FD (poll implementation). */
+                               continue;
+                       }
+
                        /* Thread quit pipe has been closed. Killing thread. */
                        ret = sessiond_check_thread_quit_pipe(pollfd, revents);
                        if (ret) {