diff --git a/media/mtp/MtpStringBuffer.h b/media/mtp/MtpStringBuffer.h
index e5150df..85d91e8 100644
--- a/media/mtp/MtpStringBuffer.h
+++ b/media/mtp/MtpStringBuffer.h
@@ -46,7 +46,7 @@
     void            set(const char* src);
     void            set(const uint16_t* src);
 
-    void            readFromPacket(MtpDataPacket* packet);
+    bool            readFromPacket(MtpDataPacket* packet);
     void            writeToPacket(MtpDataPacket* packet) const;
 
     inline int      getCharCount() const { return mCharCount; }