diff --git a/media/mtp/MtpEventPacket.cpp b/media/mtp/MtpEventPacket.cpp
index 8e13ea9..d9ef311 100644
--- a/media/mtp/MtpEventPacket.cpp
+++ b/media/mtp/MtpEventPacket.cpp
@@ -66,7 +66,7 @@
 }
 
 int MtpEventPacket::readResponse(struct usb_device *device) {
-    struct usb_request* const req = usb_request_wait(device);
+    struct usb_request* const req = usb_request_wait(device, -1);
     if (req) {
         mPacketSize = req->actual_length;
         return req->actual_length;