diff --git a/core/jni/android_os_Debug.cpp b/core/jni/android_os_Debug.cpp
index 97c7f049fdb9a..ba9facfd19cf7 100644
--- a/core/jni/android_os_Debug.cpp
+++ b/core/jni/android_os_Debug.cpp
@@ -430,6 +430,8 @@ static void load_maps(int pid, stats_t* stats, bool* foundSwapPss)
     char tmp[128];
     FILE *fp;
 
+    *foundSwapPss = false;
+
     sprintf(tmp, "/proc/%d/smaps", pid);
     fp = fopen(tmp, "r");
     if (fp == 0) return;