Fix: update next_net_seq_num after sending header

[lttng-tools.git] / src / common / consumer.c

diff --git a/src/common/consumer.c b/src/common/consumer.c
index 935a03d235fee67a32f1f6bd14fa7c9bdf65845d..15fc9b09f800d6225be465b0d3c993e69a279f09 100644 (file)
--- a/src/common/consumer.c
+++ b/src/common/consumer.c
@@ -755,7 +755,7 @@ static int write_relayd_stream_header(struct lttng_consumer_stream *stream,
                 * this next value, 1 should always be substracted in order to compare
                 * the last seen sequence number on the relayd side to the last sent.
                 */
-               data_hdr.net_seq_num = htobe64(stream->next_net_seq_num++);
+               data_hdr.net_seq_num = htobe64(stream->next_net_seq_num);
                /* Other fields are zeroed previously */
 
                ret = relayd_send_data_hdr(&relayd->data_sock, &data_hdr,
@@ -764,6 +764,8 @@ static int write_relayd_stream_header(struct lttng_consumer_stream *stream,
                        goto error;
                }
 
+               ++stream->next_net_seq_num;
+
                /* Set to go on data socket */
                outfd = relayd->data_sock.fd;
        }