AP_Button: check for space before sending BUTTON_CHANGE

2016-07-24 07:48:36 +10:00 · 2016-07-24 07:48:36 +10:00 · 8e959d4704
parent 65038c753c
commit 8e959d4704
1 changed files with 6 additions and 4 deletions
--- a/libraries/AP_Button/AP_Button.cpp
+++ b/libraries/AP_Button/AP_Button.cpp
@ -151,10 +151,12 @@ void AP_Button::send_report(void)
            continue;
        }
        mavlink_channel_t chan = (mavlink_channel_t)i;
-        mavlink_msg_button_change_send(chan,
-                                       now,
-                                       (uint32_t)last_change_time_ms,
-                                       last_mask);
+        if (HAVE_PAYLOAD_SPACE(chan, BUTTON_CHANGE)) {
+            mavlink_msg_button_change_send(chan,
+                                           now,
+                                           (uint32_t)last_change_time_ms,
+                                           last_mask);
+        }
    }
 }