BTDevice::processL2CAPSetup: Only set local server open l2cap_att's BTSecurityLevel is > UNSET (aka set)

1 files changed, 5 insertions, 1 deletions

diff --git a/src/direct_bt/BTDevice.cpp b/src/direct_bt/BTDevice.cpp
index c4163ffa..35dfec95 100644
--- a/src/direct_bt/BTDevice.cpp
+++ b/src/direct_bt/BTDevice.cpp
@@ -611,7 +611,11 @@ void BTDevice::processL2CAPSetup(std::shared_ptr<BTDevice> sthis) {
 
         bool l2cap_open;
         if( is_local_server && l2cap_att->isOpen() ) {
-            l2cap_open = l2cap_att->setBTSecurityLevel(sec_level);
+            if( BTSecurityLevel::UNSET < sec_level ) {
+                l2cap_open = l2cap_att->setBTSecurityLevel(sec_level);
+            } else {
+                l2cap_open = true;
+            }
         } else {
             l2cap_open = l2cap_att->open(*this, sec_level); // initiates hciSMPMsgCallback() if sec_level > BT_SECURITY_LOW
         }