Fix: memcpy used on potentially overlapping regions

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

diff --git a/src/bin/lttng-sessiond/notification-thread-events.c b/src/bin/lttng-sessiond/notification-thread-events.c
index f7a52463862afa94f167ee181d54250e767cd39b..24bc2482ade2590a802057a3e7dd334c01f16220 100644 (file)
--- a/src/bin/lttng-sessiond/notification-thread-events.c
+++ b/src/bin/lttng-sessiond/notification-thread-events.c
@@ -2579,7 +2579,7 @@ int client_flush_outgoing_queue(struct notification_client *client,
                                client->socket);
                to_send_count -= max(ret, 0);
 
-               memcpy(client->communication.outbound.buffer.data,
+               memmove(client->communication.outbound.buffer.data,
                                client->communication.outbound.buffer.data +
                                client->communication.outbound.buffer.size - to_send_count,
                                to_send_count);