core_unreal.c: Add clarification comment about channel ref.

Change-Id: I0be0627260cd8d6b6c3cc345949dcfdf32eff1f3

diff --git a/main/core_unreal.c b/main/core_unreal.c
index 028e371f61a5180c75b530dc061f1b628c6a68a1..fc311ec5d3fae095d46dcff633d1a2cbe2c8733a 100644 (file)
--- a/main/core_unreal.c
+++ b/main/core_unreal.c
@@ -808,9 +808,11 @@ int ast_unreal_channel_push_to_bridge(struct ast_channel *ast, struct ast_bridge
                return -1;
        }
 
+       /* The bridge thread now controls the chan ref from the ast_unreal_pvt */
        ao2_lock(p);
        ast_set_flag(p, AST_UNREAL_CARETAKER_THREAD);
        ao2_unlock(p);
+
        ast_channel_unref(chan);
 
        return 0;