Removed unused variables

Change-Id: I589b9cdd6564747945bd88923b1c7dd35ff4fa47
Signed-off-by: James Feist <james.feist@linux.intel.com>
diff --git a/src/NVMeSensorMain.cpp b/src/NVMeSensorMain.cpp
index 1e02a4c..0552fad 100644
--- a/src/NVMeSensorMain.cpp
+++ b/src/NVMeSensorMain.cpp
@@ -159,7 +159,7 @@
     boost::asio::deadline_timer filterTimer(io);
     std::function<void(sdbusplus::message::message&)> eventHandler =
         [&filterTimer, &io, &objectServer,
-         &systemBus](sdbusplus::message::message& message) {
+         &systemBus](sdbusplus::message::message&) {
             // this implicitly cancels the timer
             filterTimer.expires_from_now(boost::posix_time::seconds(1));