From a895d69b42bcf4cbb372e34a3d4b36d7805baa03 Mon Sep 17 00:00:00 2001
From: Michael du Breuil <wicked.shell.scripts@gmail.com>
Date: Mon, 28 Aug 2017 23:04:40 -0700
Subject: [PATCH] GCS_MAVLink: Correct a bug in the FOR_EACH_ACTIVE_CHANNEL
 macro

---
 libraries/GCS_MAVLink/GCS.cpp | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/libraries/GCS_MAVLink/GCS.cpp b/libraries/GCS_MAVLink/GCS.cpp
index 6a347a9663..9e56170a57 100644
--- a/libraries/GCS_MAVLink/GCS.cpp
+++ b/libraries/GCS_MAVLink/GCS.cpp
@@ -22,12 +22,12 @@ void GCS::send_text(MAV_SEVERITY severity, const char *fmt, ...)
             if (!chan(i).initialised) {              \
                 continue;                            \
             }                                        \
-            if (!(GCS_MAVLINK::active_channel_mask() & (chan(i).get_chan()-MAVLINK_COMM_0))) { \
+            if (!(GCS_MAVLINK::active_channel_mask() & (1 << (chan(i).get_chan()-MAVLINK_COMM_0)))) { \
                 continue;                            \
             }                                        \
             chan(i).methodcall;                      \
         }                                            \
-    } while (0);
+    } while (0)
 
 void GCS::send_home(const Location &home) const
 {