diff --git a/camera/ICamera.cpp b/camera/ICamera.cpp
index 732c204..12356f0 100644
--- a/camera/ICamera.cpp
+++ b/camera/ICamera.cpp
@@ -66,6 +66,7 @@
         Parcel data, reply;
         data.writeInterfaceToken(ICamera::getInterfaceDescriptor());
         remote()->transact(DISCONNECT, data, &reply);
+        reply.readExceptionCode();
     }
 
     // pass the buffered IGraphicBufferProducer to the camera service
@@ -281,6 +282,7 @@
             ALOGV("DISCONNECT");
             CHECK_INTERFACE(ICamera, data, reply);
             disconnect();
+            reply->writeNoException();
             return NO_ERROR;
         } break;
         case SET_PREVIEW_TEXTURE: {