diff --git a/src/modules/audio_device/main/source/linux/audio_device_pulse_linux.cc b/src/modules/audio_device/main/source/linux/audio_device_pulse_linux.cc
index 231b186a96..bbb86ee5ad 100644
--- a/src/modules/audio_device/main/source/linux/audio_device_pulse_linux.cc
+++ b/src/modules/audio_device/main/source/linux/audio_device_pulse_linux.cc
@@ -2509,6 +2509,13 @@ void AudioDeviceLinuxPulse::PaUnLock()
 void AudioDeviceLinuxPulse::WaitForOperationCompletion(
     pa_operation* paOperation) const
 {
+    if (!paOperation)
+    {
+        WEBRTC_TRACE(kTraceError, kTraceAudioDevice, _id,
+                     "paOperation NULL in WaitForOperationCompletion");
+        return;
+    }
+
     while (LATE(pa_operation_get_state)(paOperation) == PA_OPERATION_RUNNING)
     {
         LATE(pa_threaded_mainloop_wait)(_paMainloop);