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authorAnton Babushkin <anton.babushkin@me.com>2014-03-16 17:28:34 +0400
committerAnton Babushkin <anton.babushkin@me.com>2014-03-16 17:28:34 +0400
commit762e8f52893afee6e8ffb6a728e5bc88518829c3 (patch)
treede1fda0b0df1a7201cdd36faed01cae972128b95
parentdf5d702baefae7f51161d170c911cb398f418538 (diff)
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mavlink_orb_subscription: minor optimization and comment fix
-rw-r--r--src/modules/mavlink/mavlink_orb_subscription.cpp4
-rw-r--r--src/modules/mavlink/mavlink_orb_subscription.h2
2 files changed, 5 insertions, 1 deletions
diff --git a/src/modules/mavlink/mavlink_orb_subscription.cpp b/src/modules/mavlink/mavlink_orb_subscription.cpp
index e8f9bb75b..4de722832 100644
--- a/src/modules/mavlink/mavlink_orb_subscription.cpp
+++ b/src/modules/mavlink/mavlink_orb_subscription.cpp
@@ -98,6 +98,10 @@ MavlinkOrbSubscription::update(const hrt_abstime t)
bool
MavlinkOrbSubscription::is_published()
{
+ if (_published) {
+ return true;
+ }
+
bool updated;
orb_check(_fd, &updated);
diff --git a/src/modules/mavlink/mavlink_orb_subscription.h b/src/modules/mavlink/mavlink_orb_subscription.h
index 8529721c0..5c6543e81 100644
--- a/src/modules/mavlink/mavlink_orb_subscription.h
+++ b/src/modules/mavlink/mavlink_orb_subscription.h
@@ -59,7 +59,7 @@ public:
* Check if the topic has been published.
*
* This call will return true if the topic was ever published.
- * @param true if the topic has been published at least once.
+ * @return true if the topic has been published at least once.
*/
bool is_published();
void *get_data();