From fbbfe61d745202f7163d874ab61d4568f3a18a21 Mon Sep 17 00:00:00 2001 From: Lorenz Meier Date: Thu, 31 Jul 2014 10:49:28 +0200 Subject: Add missing lock --- src/modules/mavlink/mavlink_main.cpp | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'src/modules/mavlink/mavlink_main.cpp') diff --git a/src/modules/mavlink/mavlink_main.cpp b/src/modules/mavlink/mavlink_main.cpp index 618b9fa29..84422c4aa 100644 --- a/src/modules/mavlink/mavlink_main.cpp +++ b/src/modules/mavlink/mavlink_main.cpp @@ -808,6 +808,8 @@ Mavlink::resend_message(mavlink_message_t *msg) return; } + pthread_mutex_lock(&_send_mutex); + int buf_free = get_free_tx_buf(); _last_write_try_time = hrt_absolute_time(); @@ -819,6 +821,7 @@ Mavlink::resend_message(mavlink_message_t *msg) /* no enough space in buffer to send */ count_txerr(); count_txerrbytes(packet_len); + pthread_mutex_unlock(&_send_mutex); return; } @@ -842,6 +845,8 @@ Mavlink::resend_message(mavlink_message_t *msg) _last_write_success_time = _last_write_try_time; count_txbytes(packet_len); } + + pthread_mutex_unlock(&_send_mutex); } void -- cgit v1.2.3