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| author | Lorenz Meier <lm@inf.ethz.ch> | 2014-07-31 10:49:28 +0200 |
|---|---|---|
| committer | Lorenz Meier <lm@inf.ethz.ch> | 2014-07-31 10:49:28 +0200 |
| commit | fbbfe61d745202f7163d874ab61d4568f3a18a21 (patch) | |
| tree | 3aeadc5a70b45fd901ea3033923a3a0db0cdbe69 /src/modules/mavlink/mavlink_main.cpp | |
| parent | edccc826a1834aa21171e2b5f88c97454955bb16 (diff) | |
| download | px4-firmware-fbbfe61d745202f7163d874ab61d4568f3a18a21.tar.gz px4-firmware-fbbfe61d745202f7163d874ab61d4568f3a18a21.tar.bz2 px4-firmware-fbbfe61d745202f7163d874ab61d4568f3a18a21.zip | |
Add missing lock
Diffstat (limited to 'src/modules/mavlink/mavlink_main.cpp')
| -rw-r--r-- | src/modules/mavlink/mavlink_main.cpp | 5 |
1 files changed, 5 insertions, 0 deletions
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 |