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uORB: Subscription check if uORB::Manager instance is valid 

- this is necessary if uORB::Subscription is used with static storage
duration
This commit is contained in:
Daniel Agar 2021-06-16 20:44:21 -04:00 committed by Beat Küng
parent a728431e43
commit 500c45e798
1 changed files with 1 additions and 2 deletions
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3
platforms/common/uORB/Subscription.cpp
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@ -49,8 +49,7 @@ bool Subscription::subscribe()
return true;
}
if (_orb_id != ORB_ID::INVALID) {
if ((_orb_id != ORB_ID::INVALID) && uORB::Manager::get_instance()) {
DeviceMaster *device_master = uORB::Manager::get_instance()->get_device_master();
if (device_master != nullptr) {