diff --git a/services/audioflinger/PatchPanel.cpp b/services/audioflinger/PatchPanel.cpp
index 972c870..351c618 100644
--- a/services/audioflinger/PatchPanel.cpp
+++ b/services/audioflinger/PatchPanel.cpp
@@ -928,7 +928,7 @@
         }
     }
 
-    if (!patchPanelDump.isEmpty()) {
+    if (!patchPanelDump.empty()) {
         write(fd, patchPanelDump.c_str(), patchPanelDump.size());
     }
 }