From 6638729af78be2eb99084f636fcfc01bcdf3c8e0 Mon Sep 17 00:00:00 2001
From: Lorenz Meier <lm@inf.ethz.ch>
Date: Mon, 29 Jun 2015 15:47:19 +0200
Subject: [PATCH] Update orb advert type in mavlink, by @boosfelm

---
 src/modules/mavlink/mavlink_receiver.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/modules/mavlink/mavlink_receiver.cpp b/src/modules/mavlink/mavlink_receiver.cpp
index 36ac721d91..f143c08aae 100644
--- a/src/modules/mavlink/mavlink_receiver.cpp
+++ b/src/modules/mavlink/mavlink_receiver.cpp
@@ -1009,7 +1009,7 @@ MavlinkReceiver::handle_message_rc_channels_override(mavlink_message_t *msg)
 	rc.values[6] = man.chan7_raw;
 	rc.values[7] = man.chan8_raw;
 
-	if (_rc_pub <= 0) {
+	if (_rc_pub == nullptr) {
 		_rc_pub = orb_advertise(ORB_ID(input_rc), &rc);
 
 	} else {